Home / 22,555,156.05-31,126,145.60-12,241,876.41

Finding the Fourth Proportional to 22,555,156.05, 31,126,145.60 and 12,241,876.41

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Solution

The fourth proportional to 22,555,156.05, 31,126,145.60 and 12,241,876.41 is: 16,893,805.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,555,156.05 : 31,126,145.60 = 12,241,876.41 : x
  2. Step 2: Convert to fraction form
    22,555,156.05/31,126,145.60 = 12,241,876.41/x
  3. Step 3: Cross multiply
    22,555,156.05x = 31,126,145.60 × 12,241,876.41
  4. Step 4: Simplify right side
    22,555,156.05x = 381,042,427,585,470
  5. Step 5: Solve for x
    x = 381,042,427,585,470/22,555,156.05
  6. Step 6: Final answer
    x = 16,893,805.87

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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.