Home / 8,067,928.80-12,085,304.40-5,546,431.20

Finding the Fourth Proportional to 8,067,928.80, 12,085,304.40 and 5,546,431.20

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Solution

The fourth proportional to 8,067,928.80, 12,085,304.40 and 5,546,431.20 is: 8,308,242.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067,928.80 : 12,085,304.40 = 5,546,431.20 : x
  2. Step 2: Convert to fraction form
    8,067,928.80/12,085,304.40 = 5,546,431.20/x
  3. Step 3: Cross multiply
    8,067,928.80x = 12,085,304.40 × 5,546,431.20
  4. Step 4: Simplify right side
    8,067,928.80x = 67,030,309,385,657.28
  5. Step 5: Solve for x
    x = 67,030,309,385,657.28/8,067,928.80
  6. Step 6: Final answer
    x = 8,308,242.55

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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.