Home / 17,239,855.50-25,859,912.88-7,652,656.62

Finding the Fourth Proportional to 17,239,855.50, 25,859,912.88 and 7,652,656.62

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Solution

The fourth proportional to 17,239,855.50, 25,859,912.88 and 7,652,656.62 is: 11,479,042.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,239,855.50 : 25,859,912.88 = 7,652,656.62 : x
  2. Step 2: Convert to fraction form
    17,239,855.50/25,859,912.88 = 7,652,656.62/x
  3. Step 3: Cross multiply
    17,239,855.50x = 25,859,912.88 × 7,652,656.62
  4. Step 4: Simplify right side
    17,239,855.50x = 197,897,033,493,755.25
  5. Step 5: Solve for x
    x = 197,897,033,493,755.25/17,239,855.50
  6. Step 6: Final answer
    x = 11,479,042.47

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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.