Finding the Fourth Proportional to 54,067,024.43, 74,612,851.99 and 29,287,211.28
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Solution
The fourth proportional to 54,067,024.43, 74,612,851.99 and 29,287,211.28 is: 40,416,545.63
Step by Step Solution
- Step 1: Write the proportion equation
54,067,024.43 : 74,612,851.99 = 29,287,211.28 : x - Step 2: Convert to fraction form
54,067,024.43/74,612,851.99 = 29,287,211.28/x - Step 3: Cross multiply
54,067,024.43x = 74,612,851.99 × 29,287,211.28 - Step 4: Simplify right side
54,067,024.43x = 2,185,202,360,081,482.25 - Step 5: Solve for x
x = 2,185,202,360,081,482.25/54,067,024.43 - Step 6: Final answer
x = 40,416,545.63
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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.