Home / 18,469,384.80-27,704,077.20-5,693,805.60

Finding the Fourth Proportional to 18,469,384.80, 27,704,077.20 and 5,693,805.60

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Solution

The fourth proportional to 18,469,384.80, 27,704,077.20 and 5,693,805.60 is: 8,540,708.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,469,384.80 : 27,704,077.20 = 5,693,805.60 : x
  2. Step 2: Convert to fraction form
    18,469,384.80/27,704,077.20 = 5,693,805.60/x
  3. Step 3: Cross multiply
    18,469,384.80x = 27,704,077.20 × 5,693,805.60
  4. Step 4: Simplify right side
    18,469,384.80x = 157,741,629,904,192.31
  5. Step 5: Solve for x
    x = 157,741,629,904,192.31/18,469,384.80
  6. Step 6: Final answer
    x = 8,540,708.40

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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.