Home / 54,486,736.25-81,730,405.38-13,546,175.43

Finding the Fourth Proportional to 54,486,736.25, 81,730,405.38 and 13,546,175.43

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Solution

The fourth proportional to 54,486,736.25, 81,730,405.38 and 13,546,175.43 is: 20,319,337.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,486,736.25 : 81,730,405.38 = 13,546,175.43 : x
  2. Step 2: Convert to fraction form
    54,486,736.25/81,730,405.38 = 13,546,175.43/x
  3. Step 3: Cross multiply
    54,486,736.25x = 81,730,405.38 × 13,546,175.43
  4. Step 4: Simplify right side
    54,486,736.25x = 1,107,134,409,242,495.75
  5. Step 5: Solve for x
    x = 1,107,134,409,242,495.75/54,486,736.25
  6. Step 6: Final answer
    x = 20,319,337.98

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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.