Home / 11,387,371.88-15,713,022.82-6,802,719.72

Finding the Fourth Proportional to 11,387,371.88, 15,713,022.82 and 6,802,719.72

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Solution

The fourth proportional to 11,387,371.88, 15,713,022.82 and 6,802,719.72 is: 9,386,827.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,387,371.88 : 15,713,022.82 = 6,802,719.72 : x
  2. Step 2: Convert to fraction form
    11,387,371.88/15,713,022.82 = 6,802,719.72/x
  3. Step 3: Cross multiply
    11,387,371.88x = 15,713,022.82 × 6,802,719.72
  4. Step 4: Simplify right side
    11,387,371.88x = 106,891,290,198,424.02
  5. Step 5: Solve for x
    x = 106,891,290,198,424.02/11,387,371.88
  6. Step 6: Final answer
    x = 9,386,827.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.