Home / 22,541,428.92-31,107,231.86-12,228,152.02

Finding the Fourth Proportional to 22,541,428.92, 31,107,231.86 and 12,228,152.02

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Solution

The fourth proportional to 22,541,428.92, 31,107,231.86 and 12,228,152.02 is: 16,874,882.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,541,428.92 : 31,107,231.86 = 12,228,152.02 : x
  2. Step 2: Convert to fraction form
    22,541,428.92/31,107,231.86 = 12,228,152.02/x
  3. Step 3: Cross multiply
    22,541,428.92x = 31,107,231.86 × 12,228,152.02
  4. Step 4: Simplify right side
    22,541,428.92x = 380,383,959,966,558.50
  5. Step 5: Solve for x
    x = 380,383,959,966,558.50/22,541,428.92
  6. Step 6: Final answer
    x = 16,874,882.30

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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.