Home / 8,099,081.60-12,148,816.80-2,419,491.20

Finding the Fourth Proportional to 8,099,081.60, 12,148,816.80 and 2,419,491.20

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Solution

The fourth proportional to 8,099,081.60, 12,148,816.80 and 2,419,491.20 is: 3,629,294.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099,081.60 : 12,148,816.80 = 2,419,491.20 : x
  2. Step 2: Convert to fraction form
    8,099,081.60/12,148,816.80 = 2,419,491.20/x
  3. Step 3: Cross multiply
    8,099,081.60x = 12,148,816.80 × 2,419,491.20
  4. Step 4: Simplify right side
    8,099,081.60x = 29,393,955,338,012.16
  5. Step 5: Solve for x
    x = 29,393,955,338,012.16/8,099,081.60
  6. Step 6: Final answer
    x = 3,629,294.87

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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.