Finding the Fourth Proportional to 29,981,916.29, 41,375,058.42 and 16,230,880.42
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Solution
The fourth proportional to 29,981,916.29, 41,375,058.42 and 16,230,880.42 is: 22,398,622.53
Step by Step Solution
- Step 1: Write the proportion equation
29,981,916.29 : 41,375,058.42 = 16,230,880.42 : x - Step 2: Convert to fraction form
29,981,916.29/41,375,058.42 = 16,230,880.42/x - Step 3: Cross multiply
29,981,916.29x = 41,375,058.42 × 16,230,880.42 - Step 4: Simplify right side
29,981,916.29x = 671,553,625,585,534.12 - Step 5: Solve for x
x = 671,553,625,585,534.12/29,981,916.29 - Step 6: Final answer
x = 22,398,622.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.