Home / 18,376,504.12-27,565,516.16-5,422,654.85

Finding the Fourth Proportional to 18,376,504.12, 27,565,516.16 and 5,422,654.85

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Solution

The fourth proportional to 18,376,504.12, 27,565,516.16 and 5,422,654.85 is: 8,134,206.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,376,504.12 : 27,565,516.16 = 5,422,654.85 : x
  2. Step 2: Convert to fraction form
    18,376,504.12/27,565,516.16 = 5,422,654.85/x
  3. Step 3: Cross multiply
    18,376,504.12x = 27,565,516.16 × 5,422,654.85
  4. Step 4: Simplify right side
    18,376,504.12x = 149,478,279,870,664.09
  5. Step 5: Solve for x
    x = 149,478,279,870,664.09/18,376,504.12
  6. Step 6: Final answer
    x = 8,134,206.54

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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.