Home / 54,181,765.44-81,280,579.68-25,430,821.44

Finding the Fourth Proportional to 54,181,765.44, 81,280,579.68 and 25,430,821.44

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Solution

The fourth proportional to 54,181,765.44, 81,280,579.68 and 25,430,821.44 is: 38,149,954.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,181,765.44 : 81,280,579.68 = 25,430,821.44 : x
  2. Step 2: Convert to fraction form
    54,181,765.44/81,280,579.68 = 25,430,821.44/x
  3. Step 3: Cross multiply
    54,181,765.44x = 81,280,579.68 × 25,430,821.44
  4. Step 4: Simplify right side
    54,181,765.44x = 2,067,031,908,381,772.75
  5. Step 5: Solve for x
    x = 2,067,031,908,381,772.75/54,181,765.44
  6. Step 6: Final answer
    x = 38,149,954.91

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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.