Home / 38,448,037.90-57,672,056.85-20,227,314.70

Finding the Fourth Proportional to 38,448,037.90, 57,672,056.85 and 20,227,314.70

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Solution

The fourth proportional to 38,448,037.90, 57,672,056.85 and 20,227,314.70 is: 30,340,972.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,448,037.90 : 57,672,056.85 = 20,227,314.70 : x
  2. Step 2: Convert to fraction form
    38,448,037.90/57,672,056.85 = 20,227,314.70/x
  3. Step 3: Cross multiply
    38,448,037.90x = 57,672,056.85 × 20,227,314.70
  4. Step 4: Simplify right side
    38,448,037.90x = 1,166,550,843,301,240.75
  5. Step 5: Solve for x
    x = 1,166,550,843,301,240.75/38,448,037.90
  6. Step 6: Final answer
    x = 30,340,972.05

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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.