Finding the Fourth Proportional to 29,647,938.29, 40,911,920.91 and 18,044,219.30
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Solution
The fourth proportional to 29,647,938.29, 40,911,920.91 and 18,044,219.30 is: 24,899,663.02
Step by Step Solution
- Step 1: Write the proportion equation
29,647,938.29 : 40,911,920.91 = 18,044,219.30 : x - Step 2: Convert to fraction form
29,647,938.29/40,911,920.91 = 18,044,219.30/x - Step 3: Cross multiply
29,647,938.29x = 40,911,920.91 × 18,044,219.30 - Step 4: Simplify right side
29,647,938.29x = 738,223,672,679,736 - Step 5: Solve for x
x = 738,223,672,679,736/29,647,938.29 - Step 6: Final answer
x = 24,899,663.02
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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.