Home / 18,481,502.40-25,494,234.40-10,745,689.72

Finding the Fourth Proportional to 18,481,502.40, 25,494,234.40 and 10,745,689.72

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Solution

The fourth proportional to 18,481,502.40, 25,494,234.40 and 10,745,689.72 is: 14,823,098.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,481,502.40 : 25,494,234.40 = 10,745,689.72 : x
  2. Step 2: Convert to fraction form
    18,481,502.40/25,494,234.40 = 10,745,689.72/x
  3. Step 3: Cross multiply
    18,481,502.40x = 25,494,234.40 × 10,745,689.72
  4. Step 4: Simplify right side
    18,481,502.40x = 273,953,132,511,350.38
  5. Step 5: Solve for x
    x = 273,953,132,511,350.38/18,481,502.40
  6. Step 6: Final answer
    x = 14,823,098.61

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1.5x scale

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.