Home / 31,054,080.97-42,852,882.79-17,115,393.66

Finding the Fourth Proportional to 31,054,080.97, 42,852,882.79 and 17,115,393.66

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Solution

The fourth proportional to 31,054,080.97, 42,852,882.79 and 17,115,393.66 is: 23,618,279.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,054,080.97 : 42,852,882.79 = 17,115,393.66 : x
  2. Step 2: Convert to fraction form
    31,054,080.97/42,852,882.79 = 17,115,393.66/x
  3. Step 3: Cross multiply
    31,054,080.97x = 42,852,882.79 × 17,115,393.66
  4. Step 4: Simplify right side
    31,054,080.97x = 733,443,958,181,093.75
  5. Step 5: Solve for x
    x = 733,443,958,181,093.75/31,054,080.97
  6. Step 6: Final answer
    x = 23,618,279.32

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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.