Home / 12,462,067.20-18,694,850.40-3,941,515.20

Finding the Fourth Proportional to 12,462,067.20, 18,694,850.40 and 3,941,515.20

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Solution

The fourth proportional to 12,462,067.20, 18,694,850.40 and 3,941,515.20 is: 5,912,826.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,462,067.20 : 18,694,850.40 = 3,941,515.20 : x
  2. Step 2: Convert to fraction form
    12,462,067.20/18,694,850.40 = 3,941,515.20/x
  3. Step 3: Cross multiply
    12,462,067.20x = 18,694,850.40 × 3,941,515.20
  4. Step 4: Simplify right side
    12,462,067.20x = 73,686,037,013,326.08
  5. Step 5: Solve for x
    x = 73,686,037,013,326.08/12,462,067.20
  6. Step 6: Final answer
    x = 5,912,826.17

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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.