Home / 20,474,422.12-30,717,372.30-8,960,892.76

Finding the Fourth Proportional to 20,474,422.12, 30,717,372.30 and 8,960,892.76

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Solution

The fourth proportional to 20,474,422.12, 30,717,372.30 and 8,960,892.76 is: 13,443,850.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,474,422.12 : 30,717,372.30 = 8,960,892.76 : x
  2. Step 2: Convert to fraction form
    20,474,422.12/30,717,372.30 = 8,960,892.76/x
  3. Step 3: Cross multiply
    20,474,422.12x = 30,717,372.30 × 8,960,892.76
  4. Step 4: Simplify right side
    20,474,422.12x = 275,255,079,049,294.56
  5. Step 5: Solve for x
    x = 275,255,079,049,294.56/20,474,422.12
  6. Step 6: Final answer
    x = 13,443,850.94

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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.