Finding the Fourth Proportional to 52,644,287.88, 72,647,755.07 and 29,122,213.50
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Solution
The fourth proportional to 52,644,287.88, 72,647,755.07 and 29,122,213.50 is: 40,187,901.07
Step by Step Solution
- Step 1: Write the proportion equation
52,644,287.88 : 72,647,755.07 = 29,122,213.50 : x - Step 2: Convert to fraction form
52,644,287.88/72,647,755.07 = 29,122,213.50/x - Step 3: Cross multiply
52,644,287.88x = 72,647,755.07 × 29,122,213.50 - Step 4: Simplify right side
52,644,287.88x = 2,115,663,433,298,636.25 - Step 5: Solve for x
x = 2,115,663,433,298,636.25/52,644,287.88 - Step 6: Final answer
x = 40,187,901.07
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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.