Home / 12,873,171.84-19,309,757.76-3,288,571.44

Finding the Fourth Proportional to 12,873,171.84, 19,309,757.76 and 3,288,571.44

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Solution

The fourth proportional to 12,873,171.84, 19,309,757.76 and 3,288,571.44 is: 4,932,857.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,873,171.84 : 19,309,757.76 = 3,288,571.44 : x
  2. Step 2: Convert to fraction form
    12,873,171.84/19,309,757.76 = 3,288,571.44/x
  3. Step 3: Cross multiply
    12,873,171.84x = 19,309,757.76 × 3,288,571.44
  4. Step 4: Simplify right side
    12,873,171.84x = 63,501,517,882,854.38
  5. Step 5: Solve for x
    x = 63,501,517,882,854.38/12,873,171.84
  6. Step 6: Final answer
    x = 4,932,857.16

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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.