Home / 18,134,074.75-27,204,701.91-5,180,337.22

Finding the Fourth Proportional to 18,134,074.75, 27,204,701.91 and 5,180,337.22

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Solution

The fourth proportional to 18,134,074.75, 27,204,701.91 and 5,180,337.22 is: 7,771,531.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,134,074.75 : 27,204,701.91 = 5,180,337.22 : x
  2. Step 2: Convert to fraction form
    18,134,074.75/27,204,701.91 = 5,180,337.22/x
  3. Step 3: Cross multiply
    18,134,074.75x = 27,204,701.91 × 5,180,337.22
  4. Step 4: Simplify right side
    18,134,074.75x = 140,929,529,863,378.09
  5. Step 5: Solve for x
    x = 140,929,529,863,378.09/18,134,074.75
  6. Step 6: Final answer
    x = 7,771,531.32

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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.