Home / 12,325,694.94-17,011,794.15-8,258,380.38

Finding the Fourth Proportional to 12,325,694.94, 17,011,794.15 and 8,258,380.38

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Solution

The fourth proportional to 12,325,694.94, 17,011,794.15 and 8,258,380.38 is: 11,398,129.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,325,694.94 : 17,011,794.15 = 8,258,380.38 : x
  2. Step 2: Convert to fraction form
    12,325,694.94/17,011,794.15 = 8,258,380.38/x
  3. Step 3: Cross multiply
    12,325,694.94x = 17,011,794.15 × 8,258,380.38
  4. Step 4: Simplify right side
    12,325,694.94x = 140,489,867,036,958.77
  5. Step 5: Solve for x
    x = 140,489,867,036,958.77/12,325,694.94
  6. Step 6: Final answer
    x = 11,398,129.49

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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.