Home / 8,353,635.20-12,530,452.80-4,994,403.20

Finding the Fourth Proportional to 8,353,635.20, 12,530,452.80 and 4,994,403.20

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Solution

The fourth proportional to 8,353,635.20, 12,530,452.80 and 4,994,403.20 is: 7,491,604.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353,635.20 : 12,530,452.80 = 4,994,403.20 : x
  2. Step 2: Convert to fraction form
    8,353,635.20/12,530,452.80 = 4,994,403.20/x
  3. Step 3: Cross multiply
    8,353,635.20x = 12,530,452.80 × 4,994,403.20
  4. Step 4: Simplify right side
    8,353,635.20x = 62,582,133,561,768.97
  5. Step 5: Solve for x
    x = 62,582,133,561,768.97/8,353,635.20
  6. Step 6: Final answer
    x = 7,491,604.80

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Similar ratio
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1.5x scale

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.