Home / 12,057,414.60-18,086,121.90-11,133,625.80

Finding the Fourth Proportional to 12,057,414.60, 18,086,121.90 and 11,133,625.80

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Solution

The fourth proportional to 12,057,414.60, 18,086,121.90 and 11,133,625.80 is: 16,700,438.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,057,414.60 : 18,086,121.90 = 11,133,625.80 : x
  2. Step 2: Convert to fraction form
    12,057,414.60/18,086,121.90 = 11,133,625.80/x
  3. Step 3: Cross multiply
    12,057,414.60x = 18,086,121.90 × 11,133,625.80
  4. Step 4: Simplify right side
    12,057,414.60x = 201,364,113,407,785.03
  5. Step 5: Solve for x
    x = 201,364,113,407,785.03/12,057,414.60
  6. Step 6: Final answer
    x = 16,700,438.70

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1.5x scale

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.