Home / 18,451,324.45-27,679,628-5,672,901.97

Finding the Fourth Proportional to 18,451,324.45, 27,679,628 and 5,672,901.97

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Solution

The fourth proportional to 18,451,324.45, 27,679,628 and 5,672,901.97 is: 8,510,165.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451,324.45 : 27,679,628 = 5,672,901.97 : x
  2. Step 2: Convert to fraction form
    18,451,324.45/27,679,628 = 5,672,901.97/x
  3. Step 3: Cross multiply
    18,451,324.45x = 27,679,628 × 5,672,901.97
  4. Step 4: Simplify right side
    18,451,324.45x = 157,023,816,210,067.16
  5. Step 5: Solve for x
    x = 157,023,816,210,067.16/18,451,324.45
  6. Step 6: Final answer
    x = 8,510,165.04

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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.