Home / 21,770,950.97-32,648,645.40-7,195,172.79

Finding the Fourth Proportional to 21,770,950.97, 32,648,645.40 and 7,195,172.79

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Solution

The fourth proportional to 21,770,950.97, 32,648,645.40 and 7,195,172.79 is: 10,790,187.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,770,950.97 : 32,648,645.40 = 7,195,172.79 : x
  2. Step 2: Convert to fraction form
    21,770,950.97/32,648,645.40 = 7,195,172.79/x
  3. Step 3: Cross multiply
    21,770,950.97x = 32,648,645.40 × 7,195,172.79
  4. Step 4: Simplify right side
    21,770,950.97x = 234,912,645,107,889.19
  5. Step 5: Solve for x
    x = 234,912,645,107,889.19/21,770,950.97
  6. Step 6: Final answer
    x = 10,790,187.59

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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.