Home / 27,412,780.40-41,103,424.20-8,240,663.60

Finding the Fourth Proportional to 27,412,780.40, 41,103,424.20 and 8,240,663.60

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Solution

The fourth proportional to 27,412,780.40, 41,103,424.20 and 8,240,663.60 is: 12,356,261.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,412,780.40 : 41,103,424.20 = 8,240,663.60 : x
  2. Step 2: Convert to fraction form
    27,412,780.40/41,103,424.20 = 8,240,663.60/x
  3. Step 3: Cross multiply
    27,412,780.40x = 41,103,424.20 × 8,240,663.60
  4. Step 4: Simplify right side
    27,412,780.40x = 338,719,491,640,299.12
  5. Step 5: Solve for x
    x = 338,719,491,640,299.12/27,412,780.40
  6. Step 6: Final answer
    x = 12,356,261.81

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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.