Home / 12,863,977.97-17,752,324.52-7,063,135.43

Finding the Fourth Proportional to 12,863,977.97, 17,752,324.52 and 7,063,135.43

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Solution

The fourth proportional to 12,863,977.97, 17,752,324.52 and 7,063,135.43 is: 9,747,146.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,863,977.97 : 17,752,324.52 = 7,063,135.43 : x
  2. Step 2: Convert to fraction form
    12,863,977.97/17,752,324.52 = 7,063,135.43/x
  3. Step 3: Cross multiply
    12,863,977.97x = 17,752,324.52 × 7,063,135.43
  4. Step 4: Simplify right side
    12,863,977.97x = 125,387,072,210,965.97
  5. Step 5: Solve for x
    x = 125,387,072,210,965.97/12,863,977.97
  6. Step 6: Final answer
    x = 9,747,146.07

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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.