Home / 8,790,217.38-13,182,614.19-3,109,134.96

Finding the Fourth Proportional to 8,790,217.38, 13,182,614.19 and 3,109,134.96

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Solution

The fourth proportional to 8,790,217.38, 13,182,614.19 and 3,109,134.96 is: 4,662,743.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790,217.38 : 13,182,614.19 = 3,109,134.96 : x
  2. Step 2: Convert to fraction form
    8,790,217.38/13,182,614.19 = 3,109,134.96/x
  3. Step 3: Cross multiply
    8,790,217.38x = 13,182,614.19 × 3,109,134.96
  4. Step 4: Simplify right side
    8,790,217.38x = 40,986,526,642,321.08
  5. Step 5: Solve for x
    x = 40,986,526,642,321.08/8,790,217.38
  6. Step 6: Final answer
    x = 4,662,743.24

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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.