Home / 18,149,230.80-27,223,846.20-7,371,694.80

Finding the Fourth Proportional to 18,149,230.80, 27,223,846.20 and 7,371,694.80

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Solution

The fourth proportional to 18,149,230.80, 27,223,846.20 and 7,371,694.80 is: 11,057,542.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149,230.80 : 27,223,846.20 = 7,371,694.80 : x
  2. Step 2: Convert to fraction form
    18,149,230.80/27,223,846.20 = 7,371,694.80/x
  3. Step 3: Cross multiply
    18,149,230.80x = 27,223,846.20 × 7,371,694.80
  4. Step 4: Simplify right side
    18,149,230.80x = 200,685,885,468,539.75
  5. Step 5: Solve for x
    x = 200,685,885,468,539.75/18,149,230.80
  6. Step 6: Final answer
    x = 11,057,542.20

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Similar ratio
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1.5x scale

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.