Home / 18,221,892.30-27,332,866.46-7,297,001.70

Finding the Fourth Proportional to 18,221,892.30, 27,332,866.46 and 7,297,001.70

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Solution

The fourth proportional to 18,221,892.30, 27,332,866.46 and 7,297,001.70 is: 10,945,513.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,221,892.30 : 27,332,866.46 = 7,297,001.70 : x
  2. Step 2: Convert to fraction form
    18,221,892.30/27,332,866.46 = 7,297,001.70/x
  3. Step 3: Cross multiply
    18,221,892.30x = 27,332,866.46 × 7,297,001.70
  4. Step 4: Simplify right side
    18,221,892.30x = 199,447,972,988,007.97
  5. Step 5: Solve for x
    x = 199,447,972,988,007.97/18,221,892.30
  6. Step 6: Final answer
    x = 10,945,513.76

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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.