Home / 15,067,923.75-20,794,445.46-8,541,680.04

Finding the Fourth Proportional to 15,067,923.75, 20,794,445.46 and 8,541,680.04

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Solution

The fourth proportional to 15,067,923.75, 20,794,445.46 and 8,541,680.04 is: 11,787,921.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,067,923.75 : 20,794,445.46 = 8,541,680.04 : x
  2. Step 2: Convert to fraction form
    15,067,923.75/20,794,445.46 = 8,541,680.04/x
  3. Step 3: Cross multiply
    15,067,923.75x = 20,794,445.46 × 8,541,680.04
  4. Step 4: Simplify right side
    15,067,923.75x = 177,619,499,728,550.59
  5. Step 5: Solve for x
    x = 177,619,499,728,550.59/15,067,923.75
  6. Step 6: Final answer
    x = 11,787,921.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.