Home / 54,261,101.97-74,881,001.69-29,481,702.55

Finding the Fourth Proportional to 54,261,101.97, 74,881,001.69 and 29,481,702.55

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Solution

The fourth proportional to 54,261,101.97, 74,881,001.69 and 29,481,702.55 is: 40,685,119.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,261,101.97 : 74,881,001.69 = 29,481,702.55 : x
  2. Step 2: Convert to fraction form
    54,261,101.97/74,881,001.69 = 29,481,702.55/x
  3. Step 3: Cross multiply
    54,261,101.97x = 74,881,001.69 × 29,481,702.55
  4. Step 4: Simplify right side
    54,261,101.97x = 2,207,619,418,637,932.75
  5. Step 5: Solve for x
    x = 2,207,619,418,637,932.75/54,261,101.97
  6. Step 6: Final answer
    x = 40,685,119.51

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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.