Home / 8,151,898.56-12,227,839.94-2,086,620.53

Finding the Fourth Proportional to 8,151,898.56, 12,227,839.94 and 2,086,620.53

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Solution

The fourth proportional to 8,151,898.56, 12,227,839.94 and 2,086,620.53 is: 3,129,928.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151,898.56 : 12,227,839.94 = 2,086,620.53 : x
  2. Step 2: Convert to fraction form
    8,151,898.56/12,227,839.94 = 2,086,620.53/x
  3. Step 3: Cross multiply
    8,151,898.56x = 12,227,839.94 × 2,086,620.53
  4. Step 4: Simplify right side
    8,151,898.56x = 25,514,861,857,479.68
  5. Step 5: Solve for x
    x = 25,514,861,857,479.68/8,151,898.56
  6. Step 6: Final answer
    x = 3,129,928.77

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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.