Home / 57,543,708.60-86,173,845.30-27,216,142.20

Finding the Fourth Proportional to 57,543,708.60, 86,173,845.30 and 27,216,142.20

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Solution

The fourth proportional to 57,543,708.60, 86,173,845.30 and 27,216,142.20 is: 40,757,185.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,543,708.60 : 86,173,845.30 = 27,216,142.20 : x
  2. Step 2: Convert to fraction form
    57,543,708.60/86,173,845.30 = 27,216,142.20/x
  3. Step 3: Cross multiply
    57,543,708.60x = 86,173,845.30 × 27,216,142.20
  4. Step 4: Simplify right side
    57,543,708.60x = 2,345,319,627,605,601.50
  5. Step 5: Solve for x
    x = 2,345,319,627,605,601.50/57,543,708.60
  6. Step 6: Final answer
    x = 40,757,185.88

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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.