Finding the Fourth Proportional to 71,343,336.49, 106,988,755.47 and 24,644,942.31
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Solution
The fourth proportional to 71,343,336.49, 106,988,755.47 and 24,644,942.31 is: 36,958,345.88
Step by Step Solution
- Step 1: Write the proportion equation
71,343,336.49 : 106,988,755.47 = 24,644,942.31 : x - Step 2: Convert to fraction form
71,343,336.49/106,988,755.47 = 24,644,942.31/x - Step 3: Cross multiply
71,343,336.49x = 106,988,755.47 × 24,644,942.31 - Step 4: Simplify right side
71,343,336.49x = 2,636,731,706,376,847 - Step 5: Solve for x
x = 2,636,731,706,376,847/71,343,336.49 - Step 6: Final answer
x = 36,958,345.88
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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.