Home / 38,465,200.20-57,697,800.30-11,538,856.20

Finding the Fourth Proportional to 38,465,200.20, 57,697,800.30 and 11,538,856.20

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Solution

The fourth proportional to 38,465,200.20, 57,697,800.30 and 11,538,856.20 is: 17,308,284.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,465,200.20 : 57,697,800.30 = 11,538,856.20 : x
  2. Step 2: Convert to fraction form
    38,465,200.20/57,697,800.30 = 11,538,856.20/x
  3. Step 3: Cross multiply
    38,465,200.20x = 57,697,800.30 × 11,538,856.20
  4. Step 4: Simplify right side
    38,465,200.20x = 665,766,620,718,016.75
  5. Step 5: Solve for x
    x = 665,766,620,718,016.75/38,465,200.20
  6. Step 6: Final answer
    x = 17,308,284.30

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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.