Home / 18,498,908.43-27,757,930.46-13,423,185.59

Finding the Fourth Proportional to 18,498,908.43, 27,757,930.46 and 13,423,185.59

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Solution

The fourth proportional to 18,498,908.43, 27,757,930.46 and 13,423,185.59 is: 20,141,720.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,498,908.43 : 27,757,930.46 = 13,423,185.59 : x
  2. Step 2: Convert to fraction form
    18,498,908.43/27,757,930.46 = 13,423,185.59/x
  3. Step 3: Cross multiply
    18,498,908.43x = 27,757,930.46 × 13,423,185.59
  4. Step 4: Simplify right side
    18,498,908.43x = 372,599,851,952,988.50
  5. Step 5: Solve for x
    x = 372,599,851,952,988.50/18,498,908.43
  6. Step 6: Final answer
    x = 20,141,720.98

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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.