Home / 25,259,039.96-34,854,872.18-18,647,145.02

Finding the Fourth Proportional to 25,259,039.96, 34,854,872.18 and 18,647,145.02

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Solution

The fourth proportional to 25,259,039.96, 34,854,872.18 and 18,647,145.02 is: 25,731,138.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,259,039.96 : 34,854,872.18 = 18,647,145.02 : x
  2. Step 2: Convert to fraction form
    25,259,039.96/34,854,872.18 = 18,647,145.02/x
  3. Step 3: Cross multiply
    25,259,039.96x = 34,854,872.18 × 18,647,145.02
  4. Step 4: Simplify right side
    25,259,039.96x = 649,943,856,194,023.50
  5. Step 5: Solve for x
    x = 649,943,856,194,023.50/25,259,039.96
  6. Step 6: Final answer
    x = 25,731,138.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.