Home / 20,002,960.21-27,608,525.84-12,160,806.10

Finding the Fourth Proportional to 20,002,960.21, 27,608,525.84 and 12,160,806.10

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Solution

The fourth proportional to 20,002,960.21, 27,608,525.84 and 12,160,806.10 is: 16,784,612.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,002,960.21 : 27,608,525.84 = 12,160,806.10 : x
  2. Step 2: Convert to fraction form
    20,002,960.21/27,608,525.84 = 12,160,806.10/x
  3. Step 3: Cross multiply
    20,002,960.21x = 27,608,525.84 × 12,160,806.10
  4. Step 4: Simplify right side
    20,002,960.21x = 335,741,929,451,899.31
  5. Step 5: Solve for x
    x = 335,741,929,451,899.31/20,002,960.21
  6. Step 6: Final answer
    x = 16,784,612.17

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1.5x scale

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.