Home / 13,751,217.24-18,975,568.86-7,950,372.84

Finding the Fourth Proportional to 13,751,217.24, 18,975,568.86 and 7,950,372.84

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Solution

The fourth proportional to 13,751,217.24, 18,975,568.86 and 7,950,372.84 is: 10,970,872.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,751,217.24 : 18,975,568.86 = 7,950,372.84 : x
  2. Step 2: Convert to fraction form
    13,751,217.24/18,975,568.86 = 7,950,372.84/x
  3. Step 3: Cross multiply
    13,751,217.24x = 18,975,568.86 × 7,950,372.84
  4. Step 4: Simplify right side
    13,751,217.24x = 150,862,847,288,093.75
  5. Step 5: Solve for x
    x = 150,862,847,288,093.75/13,751,217.24
  6. Step 6: Final answer
    x = 10,970,872.23

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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.