Finding the Fourth Proportional to 54,086,124.10, 74,638,916.85 and 29,306,291.36
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Solution
The fourth proportional to 54,086,124.10, 74,638,916.85 and 29,306,291.36 is: 40,442,717.62
Step by Step Solution
- Step 1: Write the proportion equation
54,086,124.10 : 74,638,916.85 = 29,306,291.36 : x - Step 2: Convert to fraction form
54,086,124.10/74,638,916.85 = 29,306,291.36/x - Step 3: Cross multiply
54,086,124.10x = 74,638,916.85 × 29,306,291.36 - Step 4: Simplify right side
54,086,124.10x = 2,187,389,844,000,913.25 - Step 5: Solve for x
x = 2,187,389,844,000,913.25/54,086,124.10 - Step 6: Final answer
x = 40,442,717.62
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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.