54 EXHIBIT 12(a) CHEMICAL BANKING CORPORATION and Subsidiaries Computation of ratio of earnings to fixed charges ------------------------------------------------- (in millions, except ratios) Three Months Ended March 31, 1995 ----------------- - EXCLUDING INTEREST ON DEPOSITS ------------------------------ Income before Income Taxes and Effect of Accounting Change $ 660 ------- Fixed charges: Interest expense 659 One third of rents, net of income from subleases (a) 23 ------- Total fixed charges 682 ------- Less: Equity in undistributed income of affiliates (56) ------- Earnings before taxes, fixed charges and effect of accounting change, excluding capitalized interest $ 1,286 ======= Fixed charges, as above $ 682 ======= Ratio of earnings to fixed charges 1.89 ======= INCLUDING INTEREST ON DEPOSITS ------------------------------ Fixed charges, as above $ 682 Add: Interest on deposits 851 ------- Total fixed charges and interest on deposits $ 1,533 ======= Earnings before taxes, fixed charges and effect of accounting change, excluding capitalized interest, as above $ 1,286 Add: Interest on deposits 851 ------- Total earnings before taxes, fixed charges, effect of accounting change and interest on deposits $ 2,137 ======= Ratio of earnings to fixed charges 1.39 ======= (a) The proportion deemed representative of the interest factor.