Finding the Fourth Proportional to 31,350,354.26, 43,263,589.11 and 17,411,706.84
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Solution
The fourth proportional to 31,350,354.26, 43,263,589.11 and 17,411,706.84 is: 24,028,211.10
Step by Step Solution
- Step 1: Write the proportion equation
31,350,354.26 : 43,263,589.11 = 17,411,706.84 : x - Step 2: Convert to fraction form
31,350,354.26/43,263,589.11 = 17,411,706.84/x - Step 3: Cross multiply
31,350,354.26x = 43,263,589.11 × 17,411,706.84 - Step 4: Simplify right side
31,350,354.26x = 753,292,930,126,160 - Step 5: Solve for x
x = 753,292,930,126,160/31,350,354.26 - Step 6: Final answer
x = 24,028,211.10
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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.