164 Chapter 6 Financial Statement Analysis 6-4. Southwest Airlines Inc. reported the following 2018 financial statement excerpts (in millions): Operating income Interest expense Total assets Total liabilities Total shareholders' equity $3,206 131 26,943 16.390 9,853 The airline industry reported the following solvency ratios: Southwest Ratio Debt-to-capital Debt-to-equity Earnings coverage Industry .56 1.23 4.5X Required: Compute Southwest's missing ratios above. Compare Southwest's solvency to that of its industry