Home / 51,585,441.11-71,187,906.33-28,380,069.85

Finding the Fourth Proportional to 51,585,441.11, 71,187,906.33 and 28,380,069.85

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Solution

The fourth proportional to 51,585,441.11, 71,187,906.33 and 28,380,069.85 is: 39,164,495.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,585,441.11 : 71,187,906.33 = 28,380,069.85 : x
  2. Step 2: Convert to fraction form
    51,585,441.11/71,187,906.33 = 28,380,069.85/x
  3. Step 3: Cross multiply
    51,585,441.11x = 71,187,906.33 × 28,380,069.85
  4. Step 4: Simplify right side
    51,585,441.11x = 2,020,317,753,942,687.25
  5. Step 5: Solve for x
    x = 2,020,317,753,942,687.25/51,585,441.11
  6. Step 6: Final answer
    x = 39,164,495.07

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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.