Home / 13,082,087.75-19,621,636.83-3,498,213.65

Finding the Fourth Proportional to 13,082,087.75, 19,621,636.83 and 3,498,213.65

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Solution

The fourth proportional to 13,082,087.75, 19,621,636.83 and 3,498,213.65 is: 5,246,920.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082,087.75 : 19,621,636.83 = 3,498,213.65 : x
  2. Step 2: Convert to fraction form
    13,082,087.75/19,621,636.83 = 3,498,213.65/x
  3. Step 3: Cross multiply
    13,082,087.75x = 19,621,636.83 × 3,498,213.65
  4. Step 4: Simplify right side
    13,082,087.75x = 68,640,677,695,940.54
  5. Step 5: Solve for x
    x = 68,640,677,695,940.54/13,082,087.75
  6. Step 6: Final answer
    x = 5,246,920.75

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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.