Finding the Fourth Proportional to 61,793,765.84, 85,278,306.12 and 34,291,920.08
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Solution
The fourth proportional to 61,793,765.84, 85,278,306.12 and 34,291,920.08 is: 47,324,464.18
Step by Step Solution
- Step 1: Write the proportion equation
61,793,765.84 : 85,278,306.12 = 34,291,920.08 : x - Step 2: Convert to fraction form
61,793,765.84/85,278,306.12 = 34,291,920.08/x - Step 3: Cross multiply
61,793,765.84x = 85,278,306.12 × 34,291,920.08 - Step 4: Simplify right side
61,793,765.84x = 2,924,356,858,024,815 - Step 5: Solve for x
x = 2,924,356,858,024,815/61,793,765.84 - Step 6: Final answer
x = 47,324,464.18
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.