Home / 12,582,147.48-18,873,031.56-5,660,738.91

Finding the Fourth Proportional to 12,582,147.48, 18,873,031.56 and 5,660,738.91

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Solution

The fourth proportional to 12,582,147.48, 18,873,031.56 and 5,660,738.91 is: 8,491,023.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,582,147.48 : 18,873,031.56 = 5,660,738.91 : x
  2. Step 2: Convert to fraction form
    12,582,147.48/18,873,031.56 = 5,660,738.91/x
  3. Step 3: Cross multiply
    12,582,147.48x = 18,873,031.56 × 5,660,738.91
  4. Step 4: Simplify right side
    12,582,147.48x = 106,835,304,101,350
  5. Step 5: Solve for x
    x = 106,835,304,101,350/12,582,147.48
  6. Step 6: Final answer
    x = 8,491,023.04

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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.