Home / 16,198,662-22,354,620.12-8,955,784.56

Finding the Fourth Proportional to 16,198,662, 22,354,620.12 and 8,955,784.56

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Solution

The fourth proportional to 16,198,662, 22,354,620.12 and 8,955,784.56 is: 12,359,240.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,198,662 : 22,354,620.12 = 8,955,784.56 : x
  2. Step 2: Convert to fraction form
    16,198,662/22,354,620.12 = 8,955,784.56/x
  3. Step 3: Cross multiply
    16,198,662x = 22,354,620.12 × 8,955,784.56
  4. Step 4: Simplify right side
    16,198,662x = 200,203,161,715,361.38
  5. Step 5: Solve for x
    x = 200,203,161,715,361.38/16,198,662
  6. Step 6: Final answer
    x = 12,359,240.64

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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.