Home / 18,439,588.80-27,659,383.20-8,873,650.80

Finding the Fourth Proportional to 18,439,588.80, 27,659,383.20 and 8,873,650.80

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Solution

The fourth proportional to 18,439,588.80, 27,659,383.20 and 8,873,650.80 is: 13,310,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,439,588.80 : 27,659,383.20 = 8,873,650.80 : x
  2. Step 2: Convert to fraction form
    18,439,588.80/27,659,383.20 = 8,873,650.80/x
  3. Step 3: Cross multiply
    18,439,588.80x = 27,659,383.20 × 8,873,650.80
  4. Step 4: Simplify right side
    18,439,588.80x = 245,439,707,860,186.56
  5. Step 5: Solve for x
    x = 245,439,707,860,186.56/18,439,588.80
  6. Step 6: Final answer
    x = 13,310,476.20

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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.