Home / 27,478,520.28-41,220,769.86-10,204,694.88

Finding the Fourth Proportional to 27,478,520.28, 41,220,769.86 and 10,204,694.88

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Solution

The fourth proportional to 27,478,520.28, 41,220,769.86 and 10,204,694.88 is: 15,308,152.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,478,520.28 : 41,220,769.86 = 10,204,694.88 : x
  2. Step 2: Convert to fraction form
    27,478,520.28/41,220,769.86 = 10,204,694.88/x
  3. Step 3: Cross multiply
    27,478,520.28x = 41,220,769.86 × 10,204,694.88
  4. Step 4: Simplify right side
    27,478,520.28x = 420,645,379,140,000.38
  5. Step 5: Solve for x
    x = 420,645,379,140,000.38/27,478,520.28
  6. Step 6: Final answer
    x = 15,308,152.51

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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.