Home / 13,770,218.88-20,656,000.80-5,248,967.04

Finding the Fourth Proportional to 13,770,218.88, 20,656,000.80 and 5,248,967.04

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Solution

The fourth proportional to 13,770,218.88, 20,656,000.80 and 5,248,967.04 is: 7,873,706.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,770,218.88 : 20,656,000.80 = 5,248,967.04 : x
  2. Step 2: Convert to fraction form
    13,770,218.88/20,656,000.80 = 5,248,967.04/x
  3. Step 3: Cross multiply
    13,770,218.88x = 20,656,000.80 × 5,248,967.04
  4. Step 4: Simplify right side
    13,770,218.88x = 108,422,667,377,413.64
  5. Step 5: Solve for x
    x = 108,422,667,377,413.64/13,770,218.88
  6. Step 6: Final answer
    x = 7,873,706.90

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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.