Finding the Fourth Proportional to 35,429,178.24, 48,895,879.68 and 21,687,223.68
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Solution
The fourth proportional to 35,429,178.24, 48,895,879.68 and 21,687,223.68 is: 29,930,580.73
Step by Step Solution
- Step 1: Write the proportion equation
35,429,178.24 : 48,895,879.68 = 21,687,223.68 : x - Step 2: Convert to fraction form
35,429,178.24/48,895,879.68 = 21,687,223.68/x - Step 3: Cross multiply
35,429,178.24x = 48,895,879.68 × 21,687,223.68 - Step 4: Simplify right side
35,429,178.24x = 1,060,415,879,650,526.75 - Step 5: Solve for x
x = 1,060,415,879,650,526.75/35,429,178.24 - Step 6: Final answer
x = 29,930,580.73
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.