Home / 22,502,563.41-31,053,686.55-12,189,286.38

Finding the Fourth Proportional to 22,502,563.41, 31,053,686.55 and 12,189,286.38

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Solution

The fourth proportional to 22,502,563.41, 31,053,686.55 and 12,189,286.38 is: 16,821,295.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,502,563.41 : 31,053,686.55 = 12,189,286.38 : x
  2. Step 2: Convert to fraction form
    22,502,563.41/31,053,686.55 = 12,189,286.38/x
  3. Step 3: Cross multiply
    22,502,563.41x = 31,053,686.55 × 12,189,286.38
  4. Step 4: Simplify right side
    22,502,563.41x = 378,522,278,512,704.25
  5. Step 5: Solve for x
    x = 378,522,278,512,704.25/22,502,563.41
  6. Step 6: Final answer
    x = 16,821,295.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.