Home / 8,272,069.20-12,418,212.60-4,680,334.80

Finding the Fourth Proportional to 8,272,069.20, 12,418,212.60 and 4,680,334.80

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Solution

The fourth proportional to 8,272,069.20, 12,418,212.60 and 4,680,334.80 is: 7,026,221.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272,069.20 : 12,418,212.60 = 4,680,334.80 : x
  2. Step 2: Convert to fraction form
    8,272,069.20/12,418,212.60 = 4,680,334.80/x
  3. Step 3: Cross multiply
    8,272,069.20x = 12,418,212.60 × 4,680,334.80
  4. Step 4: Simplify right side
    8,272,069.20x = 58,121,392,585,578.48
  5. Step 5: Solve for x
    x = 58,121,392,585,578.48/8,272,069.20
  6. Step 6: Final answer
    x = 7,026,221.76

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.