Home / 13,715,747.30-18,923,900.82-10,806,104.18

Finding the Fourth Proportional to 13,715,747.30, 18,923,900.82 and 10,806,104.18

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Solution

The fourth proportional to 13,715,747.30, 18,923,900.82 and 10,806,104.18 is: 14,909,405.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,715,747.30 : 18,923,900.82 = 10,806,104.18 : x
  2. Step 2: Convert to fraction form
    13,715,747.30/18,923,900.82 = 10,806,104.18/x
  3. Step 3: Cross multiply
    13,715,747.30x = 18,923,900.82 × 10,806,104.18
  4. Step 4: Simplify right side
    13,715,747.30x = 204,493,643,752,907.44
  5. Step 5: Solve for x
    x = 204,493,643,752,907.44/13,715,747.30
  6. Step 6: Final answer
    x = 14,909,405.90

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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.