Home / 8,319,851.60-12,498,439.80-8,002,590.80

Finding the Fourth Proportional to 8,319,851.60, 12,498,439.80 and 8,002,590.80

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Solution

The fourth proportional to 8,319,851.60, 12,498,439.80 and 8,002,590.80 is: 12,021,836.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319,851.60 : 12,498,439.80 = 8,002,590.80 : x
  2. Step 2: Convert to fraction form
    8,319,851.60/12,498,439.80 = 8,002,590.80/x
  3. Step 3: Cross multiply
    8,319,851.60x = 12,498,439.80 × 8,002,590.80
  4. Step 4: Simplify right side
    8,319,851.60x = 100,019,899,357,833.84
  5. Step 5: Solve for x
    x = 100,019,899,357,833.84/8,319,851.60
  6. Step 6: Final answer
    x = 12,021,836.95

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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.