Home / 12,179,753.33-18,273,708.79-3,982,773.56

Finding the Fourth Proportional to 12,179,753.33, 18,273,708.79 and 3,982,773.56

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Solution

The fourth proportional to 12,179,753.33, 18,273,708.79 and 3,982,773.56 is: 5,975,494.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,179,753.33 : 18,273,708.79 = 3,982,773.56 : x
  2. Step 2: Convert to fraction form
    12,179,753.33/18,273,708.79 = 3,982,773.56/x
  3. Step 3: Cross multiply
    12,179,753.33x = 18,273,708.79 × 3,982,773.56
  4. Step 4: Simplify right side
    12,179,753.33x = 72,780,044,247,678.94
  5. Step 5: Solve for x
    x = 72,780,044,247,678.94/12,179,753.33
  6. Step 6: Final answer
    x = 5,975,494.11

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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.