Home / 11,840,917.62-17,768,462.08-5,109,331.62

Finding the Fourth Proportional to 11,840,917.62, 17,768,462.08 and 5,109,331.62

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Solution

The fourth proportional to 11,840,917.62, 17,768,462.08 and 5,109,331.62 is: 7,667,054.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,840,917.62 : 17,768,462.08 = 5,109,331.62 : x
  2. Step 2: Convert to fraction form
    11,840,917.62/17,768,462.08 = 5,109,331.62/x
  3. Step 3: Cross multiply
    11,840,917.62x = 17,768,462.08 × 5,109,331.62
  4. Step 4: Simplify right side
    11,840,917.62x = 90,784,965,107,605.77
  5. Step 5: Solve for x
    x = 90,784,965,107,605.77/11,840,917.62
  6. Step 6: Final answer
    x = 7,667,054.87

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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.