Home / 19,082,014.62-28,550,794.50-11,305,105.80

Finding the Fourth Proportional to 19,082,014.62, 28,550,794.50 and 11,305,105.80

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Solution

The fourth proportional to 19,082,014.62, 28,550,794.50 and 11,305,105.80 is: 16,914,867.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,082,014.62 : 28,550,794.50 = 11,305,105.80 : x
  2. Step 2: Convert to fraction form
    19,082,014.62/28,550,794.50 = 11,305,105.80/x
  3. Step 3: Cross multiply
    19,082,014.62x = 28,550,794.50 × 11,305,105.80
  4. Step 4: Simplify right side
    19,082,014.62x = 322,769,752,496,558.12
  5. Step 5: Solve for x
    x = 322,769,752,496,558.12/19,082,014.62
  6. Step 6: Final answer
    x = 16,914,867.69

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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.