Finding the Fourth Proportional to 54,267,505.11, 74,889,629.97 and 29,487,691.89
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Solution
The fourth proportional to 54,267,505.11, 74,889,629.97 and 29,487,691.89 is: 40,693,271.78
Step by Step Solution
- Step 1: Write the proportion equation
54,267,505.11 : 74,889,629.97 = 29,487,691.89 : x - Step 2: Convert to fraction form
54,267,505.11/74,889,629.97 = 29,487,691.89/x - Step 3: Cross multiply
54,267,505.11x = 74,889,629.97 × 29,487,691.89 - Step 4: Simplify right side
54,267,505.11x = 2,208,322,334,311,470 - Step 5: Solve for x
x = 2,208,322,334,311,470/54,267,505.11 - Step 6: Final answer
x = 40,693,271.78
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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.