Home / 17,035,736.68-25,527,745.50-12,489,812.20

Finding the Fourth Proportional to 17,035,736.68, 25,527,745.50 and 12,489,812.20

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Solution

The fourth proportional to 17,035,736.68, 25,527,745.50 and 12,489,812.20 is: 18,715,759.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,035,736.68 : 25,527,745.50 = 12,489,812.20 : x
  2. Step 2: Convert to fraction form
    17,035,736.68/25,527,745.50 = 12,489,812.20/x
  3. Step 3: Cross multiply
    17,035,736.68x = 25,527,745.50 × 12,489,812.20
  4. Step 4: Simplify right side
    17,035,736.68x = 318,836,747,184,395.06
  5. Step 5: Solve for x
    x = 318,836,747,184,395.06/17,035,736.68
  6. Step 6: Final answer
    x = 18,715,759.30

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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.