Home / 13,808,939.38-20,712,658.23-4,224,317.92

Finding the Fourth Proportional to 13,808,939.38, 20,712,658.23 and 4,224,317.92

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Solution

The fourth proportional to 13,808,939.38, 20,712,658.23 and 4,224,317.92 is: 6,336,247.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,808,939.38 : 20,712,658.23 = 4,224,317.92 : x
  2. Step 2: Convert to fraction form
    13,808,939.38/20,712,658.23 = 4,224,317.92/x
  3. Step 3: Cross multiply
    13,808,939.38x = 20,712,658.23 × 4,224,317.92
  4. Step 4: Simplify right side
    13,808,939.38x = 87,496,853,396,551.53
  5. Step 5: Solve for x
    x = 87,496,853,396,551.53/13,808,939.38
  6. Step 6: Final answer
    x = 6,336,247.19

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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.