Home / 8,522,818.80-12,784,228.20-5,337,769.20

Finding the Fourth Proportional to 8,522,818.80, 12,784,228.20 and 5,337,769.20

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Solution

The fourth proportional to 8,522,818.80, 12,784,228.20 and 5,337,769.20 is: 8,006,653.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,522,818.80 : 12,784,228.20 = 5,337,769.20 : x
  2. Step 2: Convert to fraction form
    8,522,818.80/12,784,228.20 = 5,337,769.20/x
  3. Step 3: Cross multiply
    8,522,818.80x = 12,784,228.20 × 5,337,769.20
  4. Step 4: Simplify right side
    8,522,818.80x = 68,239,259,531,731.44
  5. Step 5: Solve for x
    x = 68,239,259,531,731.44/8,522,818.80
  6. Step 6: Final answer
    x = 8,006,653.80

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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.