Home / 18,154,422.45-27,203,640.08-15,746,972.85

Finding the Fourth Proportional to 18,154,422.45, 27,203,640.08 and 15,746,972.85

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Solution

The fourth proportional to 18,154,422.45, 27,203,640.08 and 15,746,972.85 is: 23,596,177.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,154,422.45 : 27,203,640.08 = 15,746,972.85 : x
  2. Step 2: Convert to fraction form
    18,154,422.45/27,203,640.08 = 15,746,972.85/x
  3. Step 3: Cross multiply
    18,154,422.45x = 27,203,640.08 × 15,746,972.85
  4. Step 4: Simplify right side
    18,154,422.45x = 428,374,981,682,196.94
  5. Step 5: Solve for x
    x = 428,374,981,682,196.94/18,154,422.45
  6. Step 6: Final answer
    x = 23,596,177.89

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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.