Home / 54,486,735.25-81,730,403.88-13,546,174.43

Finding the Fourth Proportional to 54,486,735.25, 81,730,403.88 and 13,546,174.43

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Solution

The fourth proportional to 54,486,735.25, 81,730,403.88 and 13,546,174.43 is: 20,319,336.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,486,735.25 : 81,730,403.88 = 13,546,174.43 : x
  2. Step 2: Convert to fraction form
    54,486,735.25/81,730,403.88 = 13,546,174.43/x
  3. Step 3: Cross multiply
    54,486,735.25x = 81,730,403.88 × 13,546,174.43
  4. Step 4: Simplify right side
    54,486,735.25x = 1,107,134,307,192,828.75
  5. Step 5: Solve for x
    x = 1,107,134,307,192,828.75/54,486,735.25
  6. Step 6: Final answer
    x = 20,319,336.48

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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.