Home / 38,757,437.20-58,136,155.80-27,278,311.60

Finding the Fourth Proportional to 38,757,437.20, 58,136,155.80 and 27,278,311.60

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Solution

The fourth proportional to 38,757,437.20, 58,136,155.80 and 27,278,311.60 is: 40,917,467.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,757,437.20 : 58,136,155.80 = 27,278,311.60 : x
  2. Step 2: Convert to fraction form
    38,757,437.20/58,136,155.80 = 27,278,311.60/x
  3. Step 3: Cross multiply
    38,757,437.20x = 58,136,155.80 × 27,278,311.60
  4. Step 4: Simplify right side
    38,757,437.20x = 1,585,856,173,138,547.25
  5. Step 5: Solve for x
    x = 1,585,856,173,138,547.25/38,757,437.20
  6. Step 6: Final answer
    x = 40,917,467.40

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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.