Home / 25,290,297.44-34,901,456.78-15,498,850.74

Finding the Fourth Proportional to 25,290,297.44, 34,901,456.78 and 15,498,850.74

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Solution

The fourth proportional to 25,290,297.44, 34,901,456.78 and 15,498,850.74 is: 21,388,932.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,290,297.44 : 34,901,456.78 = 15,498,850.74 : x
  2. Step 2: Convert to fraction form
    25,290,297.44/34,901,456.78 = 15,498,850.74/x
  3. Step 3: Cross multiply
    25,290,297.44x = 34,901,456.78 × 15,498,850.74
  4. Step 4: Simplify right side
    25,290,297.44x = 540,932,469,149,647.69
  5. Step 5: Solve for x
    x = 540,932,469,149,647.69/25,290,297.44
  6. Step 6: Final answer
    x = 21,388,932.67

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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.