Home / 8,589,921.48-12,856,844.54-6,314,843.56

Finding the Fourth Proportional to 8,589,921.48, 12,856,844.54 and 6,314,843.56

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Solution

The fourth proportional to 8,589,921.48, 12,856,844.54 and 6,314,843.56 is: 9,451,653.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,589,921.48 : 12,856,844.54 = 6,314,843.56 : x
  2. Step 2: Convert to fraction form
    8,589,921.48/12,856,844.54 = 6,314,843.56/x
  3. Step 3: Cross multiply
    8,589,921.48x = 12,856,844.54 × 6,314,843.56
  4. Step 4: Simplify right side
    8,589,921.48x = 81,188,961,945,340.16
  5. Step 5: Solve for x
    x = 81,188,961,945,340.16/8,589,921.48
  6. Step 6: Final answer
    x = 9,451,653.56

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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.