Home / 8,067,766.80-12,108,259.80-8,004,781.20

Finding the Fourth Proportional to 8,067,766.80, 12,108,259.80 and 8,004,781.20

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Solution

The fourth proportional to 8,067,766.80, 12,108,259.80 and 8,004,781.20 is: 12,013,729.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067,766.80 : 12,108,259.80 = 8,004,781.20 : x
  2. Step 2: Convert to fraction form
    8,067,766.80/12,108,259.80 = 8,004,781.20/x
  3. Step 3: Cross multiply
    8,067,766.80x = 12,108,259.80 × 8,004,781.20
  4. Step 4: Simplify right side
    8,067,766.80x = 96,923,970,411,755.77
  5. Step 5: Solve for x
    x = 96,923,970,411,755.77/8,067,766.80
  6. Step 6: Final answer
    x = 12,013,729.80

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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.