Home / 54,317,371.20-81,476,056.80-25,619,557.20

Finding the Fourth Proportional to 54,317,371.20, 81,476,056.80 and 25,619,557.20

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Solution

The fourth proportional to 54,317,371.20, 81,476,056.80 and 25,619,557.20 is: 38,429,335.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,317,371.20 : 81,476,056.80 = 25,619,557.20 : x
  2. Step 2: Convert to fraction form
    54,317,371.20/81,476,056.80 = 25,619,557.20/x
  3. Step 3: Cross multiply
    54,317,371.20x = 81,476,056.80 × 25,619,557.20
  4. Step 4: Simplify right side
    54,317,371.20x = 2,087,380,497,618,048.75
  5. Step 5: Solve for x
    x = 2,087,380,497,618,048.75/54,317,371.20
  6. Step 6: Final answer
    x = 38,429,335.80

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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.