Home / 13,818,702.87-20,727,306.47-4,234,109.15

Finding the Fourth Proportional to 13,818,702.87, 20,727,306.47 and 4,234,109.15

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Solution

The fourth proportional to 13,818,702.87, 20,727,306.47 and 4,234,109.15 is: 6,350,934.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,818,702.87 : 20,727,306.47 = 4,234,109.15 : x
  2. Step 2: Convert to fraction form
    13,818,702.87/20,727,306.47 = 4,234,109.15/x
  3. Step 3: Cross multiply
    13,818,702.87x = 20,727,306.47 × 4,234,109.15
  4. Step 4: Simplify right side
    13,818,702.87x = 87,761,678,041,884.73
  5. Step 5: Solve for x
    x = 87,761,678,041,884.73/13,818,702.87
  6. Step 6: Final answer
    x = 6,350,934.59

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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.