Home / 18,199,868.72-27,278,807.88-6,833,067.44

Finding the Fourth Proportional to 18,199,868.72, 27,278,807.88 and 6,833,067.44

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Solution

The fourth proportional to 18,199,868.72, 27,278,807.88 and 6,833,067.44 is: 10,241,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,199,868.72 : 27,278,807.88 = 6,833,067.44 : x
  2. Step 2: Convert to fraction form
    18,199,868.72/27,278,807.88 = 6,833,067.44/x
  3. Step 3: Cross multiply
    18,199,868.72x = 27,278,807.88 × 6,833,067.44
  4. Step 4: Simplify right side
    18,199,868.72x = 186,397,933,926,843.44
  5. Step 5: Solve for x
    x = 186,397,933,926,843.44/18,199,868.72
  6. Step 6: Final answer
    x = 10,241,718.60

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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.