Home / 28,677,310.80-43,015,966.20-25,542,027.60

Finding the Fourth Proportional to 28,677,310.80, 43,015,966.20 and 25,542,027.60

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Solution

The fourth proportional to 28,677,310.80, 43,015,966.20 and 25,542,027.60 is: 38,313,041.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,677,310.80 : 43,015,966.20 = 25,542,027.60 : x
  2. Step 2: Convert to fraction form
    28,677,310.80/43,015,966.20 = 25,542,027.60/x
  3. Step 3: Cross multiply
    28,677,310.80x = 43,015,966.20 × 25,542,027.60
  4. Step 4: Simplify right side
    28,677,310.80x = 1,098,714,995,921,067.25
  5. Step 5: Solve for x
    x = 1,098,714,995,921,067.25/28,677,310.80
  6. Step 6: Final answer
    x = 38,313,041.40

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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.