Home / 13,818,737.56-20,727,358.66-4,234,143.84

Finding the Fourth Proportional to 13,818,737.56, 20,727,358.66 and 4,234,143.84

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Solution

The fourth proportional to 13,818,737.56, 20,727,358.66 and 4,234,143.84 is: 6,350,986.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,818,737.56 : 20,727,358.66 = 4,234,143.84 : x
  2. Step 2: Convert to fraction form
    13,818,737.56/20,727,358.66 = 4,234,143.84/x
  3. Step 3: Cross multiply
    13,818,737.56x = 20,727,358.66 × 4,234,143.84
  4. Step 4: Simplify right side
    13,818,737.56x = 87,762,617,968,538.94
  5. Step 5: Solve for x
    x = 87,762,617,968,538.94/13,818,737.56
  6. Step 6: Final answer
    x = 6,350,986.66

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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.