Finding the Fourth Proportional to 49,246,248.56, 73,877,310.84 and 15,167,578.64
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Solution
The fourth proportional to 49,246,248.56, 73,877,310.84 and 15,167,578.64 is: 22,753,812.82
Step by Step Solution
- Step 1: Write the proportion equation
49,246,248.56 : 73,877,310.84 = 15,167,578.64 : x - Step 2: Convert to fraction form
49,246,248.56/73,877,310.84 = 15,167,578.64/x - Step 3: Cross multiply
49,246,248.56x = 73,877,310.84 × 15,167,578.64 - Step 4: Simplify right side
49,246,248.56x = 1,120,539,921,877,424.50 - Step 5: Solve for x
x = 1,120,539,921,877,424.50/49,246,248.56 - Step 6: Final answer
x = 22,753,812.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.