Home / 13,513,151.46-20,269,727.20-3,415,772.46

Finding the Fourth Proportional to 13,513,151.46, 20,269,727.20 and 3,415,772.46

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Solution

The fourth proportional to 13,513,151.46, 20,269,727.20 and 3,415,772.46 is: 5,123,658.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,513,151.46 : 20,269,727.20 = 3,415,772.46 : x
  2. Step 2: Convert to fraction form
    13,513,151.46/20,269,727.20 = 3,415,772.46/x
  3. Step 3: Cross multiply
    13,513,151.46x = 20,269,727.20 × 3,415,772.46
  4. Step 4: Simplify right side
    13,513,151.46x = 69,236,776,002,540.38
  5. Step 5: Solve for x
    x = 69,236,776,002,540.38/13,513,151.46
  6. Step 6: Final answer
    x = 5,123,658.70

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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.