Finding the Fourth Proportional to 29,387,350.83, 40,553,509.80 and 16,156,431.42
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Solution
The fourth proportional to 29,387,350.83, 40,553,509.80 and 16,156,431.42 is: 22,295,306.70
Step by Step Solution
- Step 1: Write the proportion equation
29,387,350.83 : 40,553,509.80 = 16,156,431.42 : x - Step 2: Convert to fraction form
29,387,350.83/40,553,509.80 = 16,156,431.42/x - Step 3: Cross multiply
29,387,350.83x = 40,553,509.80 × 16,156,431.42 - Step 4: Simplify right side
29,387,350.83x = 655,199,999,923,997.88 - Step 5: Solve for x
x = 655,199,999,923,997.88/29,387,350.83 - Step 6: Final answer
x = 22,295,306.70
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1.5x scale
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.