Home / 5,470,577.20-8,198,530.80-4,257,618.46

Finding the Fourth Proportional to 5,470,577.20, 8,198,530.80 and 4,257,618.46

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Solution

The fourth proportional to 5,470,577.20, 8,198,530.80 and 4,257,618.46 is: 6,380,719.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470,577.20 : 8,198,530.80 = 4,257,618.46 : x
  2. Step 2: Convert to fraction form
    5,470,577.20/8,198,530.80 = 4,257,618.46/x
  3. Step 3: Cross multiply
    5,470,577.20x = 8,198,530.80 × 4,257,618.46
  4. Step 4: Simplify right side
    5,470,577.20x = 34,906,216,078,958.57
  5. Step 5: Solve for x
    x = 34,906,216,078,958.57/5,470,577.20
  6. Step 6: Final answer
    x = 6,380,719.04

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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.