Home / 18,451,286.58-27,679,571.25-5,672,864.22

Finding the Fourth Proportional to 18,451,286.58, 27,679,571.25 and 5,672,864.22

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Solution

The fourth proportional to 18,451,286.58, 27,679,571.25 and 5,672,864.22 is: 8,510,108.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451,286.58 : 27,679,571.25 = 5,672,864.22 : x
  2. Step 2: Convert to fraction form
    18,451,286.58/27,679,571.25 = 5,672,864.22/x
  3. Step 3: Cross multiply
    18,451,286.58x = 27,679,571.25 × 5,672,864.22
  4. Step 4: Simplify right side
    18,451,286.58x = 157,022,449,369,065.66
  5. Step 5: Solve for x
    x = 157,022,449,369,065.66/18,451,286.58
  6. Step 6: Final answer
    x = 8,510,108.42

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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.