Home / 18,691,884-25,794,799.92-10,107,180

Finding the Fourth Proportional to 18,691,884, 25,794,799.92 and 10,107,180

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Solution

The fourth proportional to 18,691,884, 25,794,799.92 and 10,107,180 is: 13,947,908.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,691,884 : 25,794,799.92 = 10,107,180 : x
  2. Step 2: Convert to fraction form
    18,691,884/25,794,799.92 = 10,107,180/x
  3. Step 3: Cross multiply
    18,691,884x = 25,794,799.92 × 10,107,180
  4. Step 4: Simplify right side
    18,691,884x = 260,712,685,855,425.62
  5. Step 5: Solve for x
    x = 260,712,685,855,425.62/18,691,884
  6. Step 6: Final answer
    x = 13,947,908.40

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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.