Home / 8,276,540.80-12,414,811.20-4,025,012.80

Finding the Fourth Proportional to 8,276,540.80, 12,414,811.20 and 4,025,012.80

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Solution

The fourth proportional to 8,276,540.80, 12,414,811.20 and 4,025,012.80 is: 6,037,519.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276,540.80 : 12,414,811.20 = 4,025,012.80 : x
  2. Step 2: Convert to fraction form
    8,276,540.80/12,414,811.20 = 4,025,012.80/x
  3. Step 3: Cross multiply
    8,276,540.80x = 12,414,811.20 × 4,025,012.80
  4. Step 4: Simplify right side
    8,276,540.80x = 49,969,773,989,583.35
  5. Step 5: Solve for x
    x = 49,969,773,989,583.35/8,276,540.80
  6. Step 6: Final answer
    x = 6,037,519.20

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Double scale
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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.