Finding the Fourth Proportional to 36,142,575.29, 54,235,404.40 and 13,115,306.19
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Solution
The fourth proportional to 36,142,575.29, 54,235,404.40 and 13,115,306.19 is: 19,680,776.18
Step by Step Solution
- Step 1: Write the proportion equation
36,142,575.29 : 54,235,404.40 = 13,115,306.19 : x - Step 2: Convert to fraction form
36,142,575.29/54,235,404.40 = 13,115,306.19/x - Step 3: Cross multiply
36,142,575.29x = 54,235,404.40 × 13,115,306.19 - Step 4: Simplify right side
36,142,575.29x = 711,313,934,791,281.75 - Step 5: Solve for x
x = 711,313,934,791,281.75/36,142,575.29 - Step 6: Final answer
x = 19,680,776.18
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.