Home / 43,462,620.20-65,193,930.30-13,166,546.60

Finding the Fourth Proportional to 43,462,620.20, 65,193,930.30 and 13,166,546.60

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Solution

The fourth proportional to 43,462,620.20, 65,193,930.30 and 13,166,546.60 is: 19,749,819.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,462,620.20 : 65,193,930.30 = 13,166,546.60 : x
  2. Step 2: Convert to fraction form
    43,462,620.20/65,193,930.30 = 13,166,546.60/x
  3. Step 3: Cross multiply
    43,462,620.20x = 65,193,930.30 × 13,166,546.60
  4. Step 4: Simplify right side
    43,462,620.20x = 858,378,921,332,101.88
  5. Step 5: Solve for x
    x = 858,378,921,332,101.88/43,462,620.20
  6. Step 6: Final answer
    x = 19,749,819.90

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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.