Home / 10,412,714.57-15,629,147.05-5,025,157.52

Finding the Fourth Proportional to 10,412,714.57, 15,629,147.05 and 5,025,157.52

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Solution

The fourth proportional to 10,412,714.57, 15,629,147.05 and 5,025,157.52 is: 7,542,598.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,412,714.57 : 15,629,147.05 = 5,025,157.52 : x
  2. Step 2: Convert to fraction form
    10,412,714.57/15,629,147.05 = 5,025,157.52/x
  3. Step 3: Cross multiply
    10,412,714.57x = 15,629,147.05 × 5,025,157.52
  4. Step 4: Simplify right side
    10,412,714.57x = 78,538,925,856,003.28
  5. Step 5: Solve for x
    x = 78,538,925,856,003.28/10,412,714.57
  6. Step 6: Final answer
    x = 7,542,598.55

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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.