Home / 38,016,010.40-57,024,015.60-15,313,200.80

Finding the Fourth Proportional to 38,016,010.40, 57,024,015.60 and 15,313,200.80

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Solution

The fourth proportional to 38,016,010.40, 57,024,015.60 and 15,313,200.80 is: 22,969,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,016,010.40 : 57,024,015.60 = 15,313,200.80 : x
  2. Step 2: Convert to fraction form
    38,016,010.40/57,024,015.60 = 15,313,200.80/x
  3. Step 3: Cross multiply
    38,016,010.40x = 57,024,015.60 × 15,313,200.80
  4. Step 4: Simplify right side
    38,016,010.40x = 873,220,201,305,132.50
  5. Step 5: Solve for x
    x = 873,220,201,305,132.50/38,016,010.40
  6. Step 6: Final answer
    x = 22,969,801.20

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Double scale
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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.