Home / 19,082,013.89-28,550,793.38-11,305,105.07

Finding the Fourth Proportional to 19,082,013.89, 28,550,793.38 and 11,305,105.07

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Solution

The fourth proportional to 19,082,013.89, 28,550,793.38 and 11,305,105.07 is: 16,914,866.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,082,013.89 : 28,550,793.38 = 11,305,105.07 : x
  2. Step 2: Convert to fraction form
    19,082,013.89/28,550,793.38 = 11,305,105.07/x
  3. Step 3: Cross multiply
    19,082,013.89x = 28,550,793.38 × 11,305,105.07
  4. Step 4: Simplify right side
    19,082,013.89x = 322,769,718,793,480.94
  5. Step 5: Solve for x
    x = 322,769,718,793,480.94/19,082,013.89
  6. Step 6: Final answer
    x = 16,914,866.57

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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.