Home / 13,818,737.62-20,727,358.75-4,234,143.90

Finding the Fourth Proportional to 13,818,737.62, 20,727,358.75 and 4,234,143.90

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Solution

The fourth proportional to 13,818,737.62, 20,727,358.75 and 4,234,143.90 is: 6,350,986.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,818,737.62 : 20,727,358.75 = 4,234,143.90 : x
  2. Step 2: Convert to fraction form
    13,818,737.62/20,727,358.75 = 4,234,143.90/x
  3. Step 3: Cross multiply
    13,818,737.62x = 20,727,358.75 × 4,234,143.90
  4. Step 4: Simplify right side
    13,818,737.62x = 87,762,619,660,949.84
  5. Step 5: Solve for x
    x = 87,762,619,660,949.84/13,818,737.62
  6. Step 6: Final answer
    x = 6,350,986.76

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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.