Home / 22,428,031.33-33,642,047-18,442,223.83

Finding the Fourth Proportional to 22,428,031.33, 33,642,047 and 18,442,223.83

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Solution

The fourth proportional to 22,428,031.33, 33,642,047 and 18,442,223.83 is: 27,663,335.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,031.33 : 33,642,047 = 18,442,223.83 : x
  2. Step 2: Convert to fraction form
    22,428,031.33/33,642,047 = 18,442,223.83/x
  3. Step 3: Cross multiply
    22,428,031.33x = 33,642,047 × 18,442,223.83
  4. Step 4: Simplify right side
    22,428,031.33x = 620,434,160,873,380
  5. Step 5: Solve for x
    x = 620,434,160,873,380/22,428,031.33
  6. Step 6: Final answer
    x = 27,663,335.75

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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.