Home / 13,187,793.90-19,747,622.41-9,101,723.39

Finding the Fourth Proportional to 13,187,793.90, 19,747,622.41 and 9,101,723.39

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Solution

The fourth proportional to 13,187,793.90, 19,747,622.41 and 9,101,723.39 is: 13,629,072.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,187,793.90 : 19,747,622.41 = 9,101,723.39 : x
  2. Step 2: Convert to fraction form
    13,187,793.90/19,747,622.41 = 9,101,723.39/x
  3. Step 3: Cross multiply
    13,187,793.90x = 19,747,622.41 × 9,101,723.39
  4. Step 4: Simplify right side
    13,187,793.90x = 179,737,396,738,546.31
  5. Step 5: Solve for x
    x = 179,737,396,738,546.31/13,187,793.90
  6. Step 6: Final answer
    x = 13,629,072.31

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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.