Finding the Fourth Proportional to 7,498,125.74, 11,244,863.82 and 2,705,192.12
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Solution
The fourth proportional to 7,498,125.74, 11,244,863.82 and 2,705,192.12 is: 4,056,949.44
Step by Step Solution
- Step 1: Write the proportion equation
7,498,125.74 : 11,244,863.82 = 2,705,192.12 : x - Step 2: Convert to fraction form
7,498,125.74/11,244,863.82 = 2,705,192.12/x - Step 3: Cross multiply
7,498,125.74x = 11,244,863.82 × 2,705,192.12 - Step 4: Simplify right side
7,498,125.74x = 30,419,516,996,337.10 - Step 5: Solve for x
x = 30,419,516,996,337.10/7,498,125.74 - Step 6: Final answer
x = 4,056,949.44
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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.