Home / 7,928,002.20-11,892,003.30-5,536,517.70

Finding the Fourth Proportional to 7,928,002.20, 11,892,003.30 and 5,536,517.70

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Solution

The fourth proportional to 7,928,002.20, 11,892,003.30 and 5,536,517.70 is: 8,304,776.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928,002.20 : 11,892,003.30 = 5,536,517.70 : x
  2. Step 2: Convert to fraction form
    7,928,002.20/11,892,003.30 = 5,536,517.70/x
  3. Step 3: Cross multiply
    7,928,002.20x = 11,892,003.30 × 5,536,517.70
  4. Step 4: Simplify right side
    7,928,002.20x = 65,840,286,758,908.41
  5. Step 5: Solve for x
    x = 65,840,286,758,908.41/7,928,002.20
  6. Step 6: Final answer
    x = 8,304,776.55

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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.