Finding the Fourth Proportional to 5,018,902.71, 7,524,121.82 and 2,176,874.34
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Solution
The fourth proportional to 5,018,902.71, 7,524,121.82 and 2,176,874.34 is: 3,263,475.83
Step by Step Solution
- Step 1: Write the proportion equation
5,018,902.71 : 7,524,121.82 = 2,176,874.34 : x - Step 2: Convert to fraction form
5,018,902.71/7,524,121.82 = 2,176,874.34/x - Step 3: Cross multiply
5,018,902.71x = 7,524,121.82 × 2,176,874.34 - Step 4: Simplify right side
5,018,902.71x = 16,379,067,710,107.73 - Step 5: Solve for x
x = 16,379,067,710,107.73/5,018,902.71 - Step 6: Final answer
x = 3,263,475.83
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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.