Home / 12,223,999.60-18,335,999.40-3,704,759.80

Finding the Fourth Proportional to 12,223,999.60, 18,335,999.40 and 3,704,759.80

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Solution

The fourth proportional to 12,223,999.60, 18,335,999.40 and 3,704,759.80 is: 5,557,139.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,223,999.60 : 18,335,999.40 = 3,704,759.80 : x
  2. Step 2: Convert to fraction form
    12,223,999.60/18,335,999.40 = 3,704,759.80/x
  3. Step 3: Cross multiply
    12,223,999.60x = 18,335,999.40 × 3,704,759.80
  4. Step 4: Simplify right side
    12,223,999.60x = 67,930,473,469,944.11
  5. Step 5: Solve for x
    x = 67,930,473,469,944.11/12,223,999.60
  6. Step 6: Final answer
    x = 5,557,139.70

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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.