Home / 72,414,232.20-108,621,348.30-41,803,230.60

Finding the Fourth Proportional to 72,414,232.20, 108,621,348.30 and 41,803,230.60

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Solution

The fourth proportional to 72,414,232.20, 108,621,348.30 and 41,803,230.60 is: 62,704,845.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,414,232.20 : 108,621,348.30 = 41,803,230.60 : x
  2. Step 2: Convert to fraction form
    72,414,232.20/108,621,348.30 = 41,803,230.60/x
  3. Step 3: Cross multiply
    72,414,232.20x = 108,621,348.30 × 41,803,230.60
  4. Step 4: Simplify right side
    72,414,232.20x = 4,540,723,271,067,818
  5. Step 5: Solve for x
    x = 4,540,723,271,067,818/72,414,232.20
  6. Step 6: Final answer
    x = 62,704,845.90

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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.