Home / 8,367,985.80-12,546,073.80-3,821,212.80

Finding the Fourth Proportional to 8,367,985.80, 12,546,073.80 and 3,821,212.80

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Solution

The fourth proportional to 8,367,985.80, 12,546,073.80 and 3,821,212.80 is: 5,729,122.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,367,985.80 : 12,546,073.80 = 3,821,212.80 : x
  2. Step 2: Convert to fraction form
    8,367,985.80/12,546,073.80 = 3,821,212.80/x
  3. Step 3: Cross multiply
    8,367,985.80x = 12,546,073.80 × 3,821,212.80
  4. Step 4: Simplify right side
    8,367,985.80x = 47,941,217,794,304.64
  5. Step 5: Solve for x
    x = 47,941,217,794,304.64/8,367,985.80
  6. Step 6: Final answer
    x = 5,729,122.75

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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.