Home / 18,007,546.56-27,002,912.40-6,491,497.20

Finding the Fourth Proportional to 18,007,546.56, 27,002,912.40 and 6,491,497.20

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Solution

The fourth proportional to 18,007,546.56, 27,002,912.40 and 6,491,497.20 is: 9,734,215.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,007,546.56 : 27,002,912.40 = 6,491,497.20 : x
  2. Step 2: Convert to fraction form
    18,007,546.56/27,002,912.40 = 6,491,497.20/x
  3. Step 3: Cross multiply
    18,007,546.56x = 27,002,912.40 × 6,491,497.20
  4. Step 4: Simplify right side
    18,007,546.56x = 175,289,330,236,445.28
  5. Step 5: Solve for x
    x = 175,289,330,236,445.28/18,007,546.56
  6. Step 6: Final answer
    x = 9,734,215.02

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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.