Home / 18,441,003.90-27,661,246.65-8,343,608.70

Finding the Fourth Proportional to 18,441,003.90, 27,661,246.65 and 8,343,608.70

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Solution

The fourth proportional to 18,441,003.90, 27,661,246.65 and 8,343,608.70 is: 12,515,295.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,441,003.90 : 27,661,246.65 = 8,343,608.70 : x
  2. Step 2: Convert to fraction form
    18,441,003.90/27,661,246.65 = 8,343,608.70/x
  3. Step 3: Cross multiply
    18,441,003.90x = 27,661,246.65 × 8,343,608.70
  4. Step 4: Simplify right side
    18,441,003.90x = 230,794,618,201,785.84
  5. Step 5: Solve for x
    x = 230,794,618,201,785.84/18,441,003.90
  6. Step 6: Final answer
    x = 12,515,295.78

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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.