Home / 25,687,220.53-38,524,934.49-15,315,374.41

Finding the Fourth Proportional to 25,687,220.53, 38,524,934.49 and 15,315,374.41

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Solution

The fourth proportional to 25,687,220.53, 38,524,934.49 and 15,315,374.41 is: 22,969,546.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,687,220.53 : 38,524,934.49 = 15,315,374.41 : x
  2. Step 2: Convert to fraction form
    25,687,220.53/38,524,934.49 = 15,315,374.41/x
  3. Step 3: Cross multiply
    25,687,220.53x = 38,524,934.49 × 15,315,374.41
  4. Step 4: Simplify right side
    25,687,220.53x = 590,023,795,835,072.50
  5. Step 5: Solve for x
    x = 590,023,795,835,072.50/25,687,220.53
  6. Step 6: Final answer
    x = 22,969,546.09

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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.