Home / 19,058,747.52-28,589,834.43-5,412,027.90

Finding the Fourth Proportional to 19,058,747.52, 28,589,834.43 and 5,412,027.90

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Solution

The fourth proportional to 19,058,747.52, 28,589,834.43 and 5,412,027.90 is: 8,118,528.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,058,747.52 : 28,589,834.43 = 5,412,027.90 : x
  2. Step 2: Convert to fraction form
    19,058,747.52/28,589,834.43 = 5,412,027.90/x
  3. Step 3: Cross multiply
    19,058,747.52x = 28,589,834.43 × 5,412,027.90
  4. Step 4: Simplify right side
    19,058,747.52x = 154,728,981,591,540.59
  5. Step 5: Solve for x
    x = 154,728,981,591,540.59/19,058,747.52
  6. Step 6: Final answer
    x = 8,118,528.33

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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.