Home / 13,327,105.28-18,388,241.93-8,100,022.19

Finding the Fourth Proportional to 13,327,105.28, 18,388,241.93 and 8,100,022.19

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Solution

The fourth proportional to 13,327,105.28, 18,388,241.93 and 8,100,022.19 is: 11,176,107.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,327,105.28 : 18,388,241.93 = 8,100,022.19 : x
  2. Step 2: Convert to fraction form
    13,327,105.28/18,388,241.93 = 8,100,022.19/x
  3. Step 3: Cross multiply
    13,327,105.28x = 18,388,241.93 × 8,100,022.19
  4. Step 4: Simplify right side
    13,327,105.28x = 148,945,167,535,647.09
  5. Step 5: Solve for x
    x = 148,945,167,535,647.09/13,327,105.28
  6. Step 6: Final answer
    x = 11,176,107.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.