Home / 18,445,084.20-27,667,626.30-18,193,141.80

Finding the Fourth Proportional to 18,445,084.20, 27,667,626.30 and 18,193,141.80

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Solution

The fourth proportional to 18,445,084.20, 27,667,626.30 and 18,193,141.80 is: 27,289,712.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445,084.20 : 27,667,626.30 = 18,193,141.80 : x
  2. Step 2: Convert to fraction form
    18,445,084.20/27,667,626.30 = 18,193,141.80/x
  3. Step 3: Cross multiply
    18,445,084.20x = 27,667,626.30 × 18,193,141.80
  4. Step 4: Simplify right side
    18,445,084.20x = 503,361,048,545,309.38
  5. Step 5: Solve for x
    x = 503,361,048,545,309.38/18,445,084.20
  6. Step 6: Final answer
    x = 27,289,712.70

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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.