Home / 54,171,010.28-81,239,446.56-17,770,918.53

Finding the Fourth Proportional to 54,171,010.28, 81,239,446.56 and 17,770,918.53

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Solution

The fourth proportional to 54,171,010.28, 81,239,446.56 and 17,770,918.53 is: 26,650,778.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,171,010.28 : 81,239,446.56 = 17,770,918.53 : x
  2. Step 2: Convert to fraction form
    54,171,010.28/81,239,446.56 = 17,770,918.53/x
  3. Step 3: Cross multiply
    54,171,010.28x = 81,239,446.56 × 17,770,918.53
  4. Step 4: Simplify right side
    54,171,010.28x = 1,443,699,586,240,049
  5. Step 5: Solve for x
    x = 1,443,699,586,240,049/54,171,010.28
  6. Step 6: Final answer
    x = 26,650,778.32

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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.