Home / 38,292,006.80-57,438,010.20-27,542,464.40

Finding the Fourth Proportional to 38,292,006.80, 57,438,010.20 and 27,542,464.40

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Solution

The fourth proportional to 38,292,006.80, 57,438,010.20 and 27,542,464.40 is: 41,313,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,292,006.80 : 57,438,010.20 = 27,542,464.40 : x
  2. Step 2: Convert to fraction form
    38,292,006.80/57,438,010.20 = 27,542,464.40/x
  3. Step 3: Cross multiply
    38,292,006.80x = 57,438,010.20 × 27,542,464.40
  4. Step 4: Simplify right side
    38,292,006.80x = 1,581,984,351,140,337
  5. Step 5: Solve for x
    x = 1,581,984,351,140,337/38,292,006.80
  6. Step 6: Final answer
    x = 41,313,696.60

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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.