Home / 54,882,581.12-82,302,945.71-18,481,198.13

Finding the Fourth Proportional to 54,882,581.12, 82,302,945.71 and 18,481,198.13

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Solution

The fourth proportional to 54,882,581.12, 82,302,945.71 and 18,481,198.13 is: 27,714,750.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,882,581.12 : 82,302,945.71 = 18,481,198.13 : x
  2. Step 2: Convert to fraction form
    54,882,581.12/82,302,945.71 = 18,481,198.13/x
  3. Step 3: Cross multiply
    54,882,581.12x = 82,302,945.71 × 18,481,198.13
  4. Step 4: Simplify right side
    54,882,581.12x = 1,521,057,045,845,222.75
  5. Step 5: Solve for x
    x = 1,521,057,045,845,222.75/54,882,581.12
  6. Step 6: Final answer
    x = 27,714,750.56

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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.