Home / 8,193,740.40-12,290,610.60-2,801,910.60

Finding the Fourth Proportional to 8,193,740.40, 12,290,610.60 and 2,801,910.60

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Solution

The fourth proportional to 8,193,740.40, 12,290,610.60 and 2,801,910.60 is: 4,202,865.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193,740.40 : 12,290,610.60 = 2,801,910.60 : x
  2. Step 2: Convert to fraction form
    8,193,740.40/12,290,610.60 = 2,801,910.60/x
  3. Step 3: Cross multiply
    8,193,740.40x = 12,290,610.60 × 2,801,910.60
  4. Step 4: Simplify right side
    8,193,740.40x = 34,437,192,120,612.36
  5. Step 5: Solve for x
    x = 34,437,192,120,612.36/8,193,740.40
  6. Step 6: Final answer
    x = 4,202,865.90

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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.