Home / 13,825,177.80-20,737,766.70-10,969,830.60

Finding the Fourth Proportional to 13,825,177.80, 20,737,766.70 and 10,969,830.60

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Solution

The fourth proportional to 13,825,177.80, 20,737,766.70 and 10,969,830.60 is: 16,454,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,825,177.80 : 20,737,766.70 = 10,969,830.60 : x
  2. Step 2: Convert to fraction form
    13,825,177.80/20,737,766.70 = 10,969,830.60/x
  3. Step 3: Cross multiply
    13,825,177.80x = 20,737,766.70 × 10,969,830.60
  4. Step 4: Simplify right side
    13,825,177.80x = 227,489,787,721,321
  5. Step 5: Solve for x
    x = 227,489,787,721,321/13,825,177.80
  6. Step 6: Final answer
    x = 16,454,745.90

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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.