Home / 8,336,998.80-12,505,498.20-2,657,797.20

Finding the Fourth Proportional to 8,336,998.80, 12,505,498.20 and 2,657,797.20

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Solution

The fourth proportional to 8,336,998.80, 12,505,498.20 and 2,657,797.20 is: 3,986,695.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336,998.80 : 12,505,498.20 = 2,657,797.20 : x
  2. Step 2: Convert to fraction form
    8,336,998.80/12,505,498.20 = 2,657,797.20/x
  3. Step 3: Cross multiply
    8,336,998.80x = 12,505,498.20 × 2,657,797.20
  4. Step 4: Simplify right side
    8,336,998.80x = 33,237,078,100,565.04
  5. Step 5: Solve for x
    x = 33,237,078,100,565.04/8,336,998.80
  6. Step 6: Final answer
    x = 3,986,695.80

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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.