Home / 28,677,309.80-43,015,964.70-25,542,026.60

Finding the Fourth Proportional to 28,677,309.80, 43,015,964.70 and 25,542,026.60

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Solution

The fourth proportional to 28,677,309.80, 43,015,964.70 and 25,542,026.60 is: 38,313,039.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,677,309.80 : 43,015,964.70 = 25,542,026.60 : x
  2. Step 2: Convert to fraction form
    28,677,309.80/43,015,964.70 = 25,542,026.60/x
  3. Step 3: Cross multiply
    28,677,309.80x = 43,015,964.70 × 25,542,026.60
  4. Step 4: Simplify right side
    28,677,309.80x = 1,098,714,914,592,061.12
  5. Step 5: Solve for x
    x = 1,098,714,914,592,061.12/28,677,309.80
  6. Step 6: Final answer
    x = 38,313,039.90

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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.