Home / 18,341,766.60-27,512,631.82-4,694,891.22

Finding the Fourth Proportional to 18,341,766.60, 27,512,631.82 and 4,694,891.22

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Solution

The fourth proportional to 18,341,766.60, 27,512,631.82 and 4,694,891.22 is: 7,042,332.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,341,766.60 : 27,512,631.82 = 4,694,891.22 : x
  2. Step 2: Convert to fraction form
    18,341,766.60/27,512,631.82 = 4,694,891.22/x
  3. Step 3: Cross multiply
    18,341,766.60x = 27,512,631.82 × 4,694,891.22
  4. Step 4: Simplify right side
    18,341,766.60x = 129,168,813,576,679.22
  5. Step 5: Solve for x
    x = 129,168,813,576,679.22/18,341,766.60
  6. Step 6: Final answer
    x = 7,042,332.20

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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.