Finding the Fourth Proportional to 29,131,977, 40,202,128.26 and 16,254,921
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Solution
The fourth proportional to 29,131,977, 40,202,128.26 and 16,254,921 is: 22,431,790.98
Step by Step Solution
- Step 1: Write the proportion equation
29,131,977 : 40,202,128.26 = 16,254,921 : x - Step 2: Convert to fraction form
29,131,977/40,202,128.26 = 16,254,921/x - Step 3: Cross multiply
29,131,977x = 40,202,128.26 × 16,254,921 - Step 4: Simplify right side
29,131,977x = 653,482,418,898,167.38 - Step 5: Solve for x
x = 653,482,418,898,167.38/29,131,977 - Step 6: Final answer
x = 22,431,790.98
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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.