Home / 13,818,738.62-20,727,360.25-4,234,144.90

Finding the Fourth Proportional to 13,818,738.62, 20,727,360.25 and 4,234,144.90

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Solution

The fourth proportional to 13,818,738.62, 20,727,360.25 and 4,234,144.90 is: 6,350,988.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,818,738.62 : 20,727,360.25 = 4,234,144.90 : x
  2. Step 2: Convert to fraction form
    13,818,738.62/20,727,360.25 = 4,234,144.90/x
  3. Step 3: Cross multiply
    13,818,738.62x = 20,727,360.25 × 4,234,144.90
  4. Step 4: Simplify right side
    13,818,738.62x = 87,762,646,693,000.23
  5. Step 5: Solve for x
    x = 87,762,646,693,000.23/13,818,738.62
  6. Step 6: Final answer
    x = 6,350,988.26

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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.