Home / 54,612,710.14-81,918,504.50-31,568,982.07

Finding the Fourth Proportional to 54,612,710.14, 81,918,504.50 and 31,568,982.07

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Solution

The fourth proportional to 54,612,710.14, 81,918,504.50 and 31,568,982.07 is: 47,353,148.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,612,710.14 : 81,918,504.50 = 31,568,982.07 : x
  2. Step 2: Convert to fraction form
    54,612,710.14/81,918,504.50 = 31,568,982.07/x
  3. Step 3: Cross multiply
    54,612,710.14x = 81,918,504.50 × 31,568,982.07
  4. Step 4: Simplify right side
    54,612,710.14x = 2,586,083,799,399,073
  5. Step 5: Solve for x
    x = 2,586,083,799,399,073/54,612,710.14
  6. Step 6: Final answer
    x = 47,353,148.98

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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.