Home / 18,372,564.52-27,558,919.00-7,442,960.60

Finding the Fourth Proportional to 18,372,564.52, 27,558,919.00 and 7,442,960.60

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Solution

The fourth proportional to 18,372,564.52, 27,558,919.00 and 7,442,960.60 is: 11,164,470.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,372,564.52 : 27,558,919.00 = 7,442,960.60 : x
  2. Step 2: Convert to fraction form
    18,372,564.52/27,558,919.00 = 7,442,960.60/x
  3. Step 3: Cross multiply
    18,372,564.52x = 27,558,919.00 × 7,442,960.60
  4. Step 4: Simplify right side
    18,372,564.52x = 205,119,948,358,087.78
  5. Step 5: Solve for x
    x = 205,119,948,358,087.78/18,372,564.52
  6. Step 6: Final answer
    x = 11,164,470.16

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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.