Home / 28,979,446.35-43,469,169.53-15,542,518.35

Finding the Fourth Proportional to 28,979,446.35, 43,469,169.53 and 15,542,518.35

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Solution

The fourth proportional to 28,979,446.35, 43,469,169.53 and 15,542,518.35 is: 23,313,777.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,979,446.35 : 43,469,169.53 = 15,542,518.35 : x
  2. Step 2: Convert to fraction form
    28,979,446.35/43,469,169.53 = 15,542,518.35/x
  3. Step 3: Cross multiply
    28,979,446.35x = 43,469,169.53 × 15,542,518.35
  4. Step 4: Simplify right side
    28,979,446.35x = 675,620,365,001,573.25
  5. Step 5: Solve for x
    x = 675,620,365,001,573.25/28,979,446.35
  6. Step 6: Final answer
    x = 23,313,777.53

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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.