Home / 8,136,906.60-12,205,359.90-2,456,392.80

Finding the Fourth Proportional to 8,136,906.60, 12,205,359.90 and 2,456,392.80

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Solution

The fourth proportional to 8,136,906.60, 12,205,359.90 and 2,456,392.80 is: 3,684,589.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,136,906.60 : 12,205,359.90 = 2,456,392.80 : x
  2. Step 2: Convert to fraction form
    8,136,906.60/12,205,359.90 = 2,456,392.80/x
  3. Step 3: Cross multiply
    8,136,906.60x = 12,205,359.90 × 2,456,392.80
  4. Step 4: Simplify right side
    8,136,906.60x = 29,981,158,179,768.72
  5. Step 5: Solve for x
    x = 29,981,158,179,768.72/8,136,906.60
  6. Step 6: Final answer
    x = 3,684,589.20

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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.