Home / 17,764,471.44-26,642,721.42-8,170,632.72

Finding the Fourth Proportional to 17,764,471.44, 26,642,721.42 and 8,170,632.72

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Solution

The fourth proportional to 17,764,471.44, 26,642,721.42 and 8,170,632.72 is: 12,254,115.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,764,471.44 : 26,642,721.42 = 8,170,632.72 : x
  2. Step 2: Convert to fraction form
    17,764,471.44/26,642,721.42 = 8,170,632.72/x
  3. Step 3: Cross multiply
    17,764,471.44x = 26,642,721.42 × 8,170,632.72
  4. Step 4: Simplify right side
    17,764,471.44x = 217,687,891,384,096.88
  5. Step 5: Solve for x
    x = 217,687,891,384,096.88/17,764,471.44
  6. Step 6: Final answer
    x = 12,254,115.87

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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.