Home / 54,555,892.92-81,844,619.96-20,012,615.44

Finding the Fourth Proportional to 54,555,892.92, 81,844,619.96 and 20,012,615.44

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Solution

The fourth proportional to 54,555,892.92, 81,844,619.96 and 20,012,615.44 is: 30,022,877.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,555,892.92 : 81,844,619.96 = 20,012,615.44 : x
  2. Step 2: Convert to fraction form
    54,555,892.92/81,844,619.96 = 20,012,615.44/x
  3. Step 3: Cross multiply
    54,555,892.92x = 81,844,619.96 × 20,012,615.44
  4. Step 4: Simplify right side
    54,555,892.92x = 1,637,924,905,092,428.25
  5. Step 5: Solve for x
    x = 1,637,924,905,092,428.25/54,555,892.92
  6. Step 6: Final answer
    x = 30,022,877.78

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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.