Home / 57,628,932.44-86,449,454.24-18,770,410.40

Finding the Fourth Proportional to 57,628,932.44, 86,449,454.24 and 18,770,410.40

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Solution

The fourth proportional to 57,628,932.44, 86,449,454.24 and 18,770,410.40 is: 28,157,587.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,628,932.44 : 86,449,454.24 = 18,770,410.40 : x
  2. Step 2: Convert to fraction form
    57,628,932.44/86,449,454.24 = 18,770,410.40/x
  3. Step 3: Cross multiply
    57,628,932.44x = 86,449,454.24 × 18,770,410.40
  4. Step 4: Simplify right side
    57,628,932.44x = 1,622,691,734,414,720.75
  5. Step 5: Solve for x
    x = 1,622,691,734,414,720.75/57,628,932.44
  6. Step 6: Final answer
    x = 28,157,587.97

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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.