Home / 12,231,610.68-16,861,943.10-8,094,711.60

Finding the Fourth Proportional to 12,231,610.68, 16,861,943.10 and 8,094,711.60

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Solution

The fourth proportional to 12,231,610.68, 16,861,943.10 and 8,094,711.60 is: 11,159,001.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,231,610.68 : 16,861,943.10 = 8,094,711.60 : x
  2. Step 2: Convert to fraction form
    12,231,610.68/16,861,943.10 = 8,094,711.60/x
  3. Step 3: Cross multiply
    12,231,610.68x = 16,861,943.10 × 8,094,711.60
  4. Step 4: Simplify right side
    12,231,610.68x = 136,492,566,410,109.97
  5. Step 5: Solve for x
    x = 136,492,566,410,109.97/12,231,610.68
  6. Step 6: Final answer
    x = 11,159,001.87

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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.