Home / 8,158,997.60-12,227,998.80-4,960,728.80

Finding the Fourth Proportional to 8,158,997.60, 12,227,998.80 and 4,960,728.80

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Solution

The fourth proportional to 8,158,997.60, 12,227,998.80 and 4,960,728.80 is: 7,434,710.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158,997.60 : 12,227,998.80 = 4,960,728.80 : x
  2. Step 2: Convert to fraction form
    8,158,997.60/12,227,998.80 = 4,960,728.80/x
  3. Step 3: Cross multiply
    8,158,997.60x = 12,227,998.80 × 4,960,728.80
  4. Step 4: Simplify right side
    8,158,997.60x = 60,659,785,813,525.45
  5. Step 5: Solve for x
    x = 60,659,785,813,525.45/8,158,997.60
  6. Step 6: Final answer
    x = 7,434,710.58

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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.