Home / 22,079,352.89-30,469,851.66-12,289,903.49

Finding the Fourth Proportional to 22,079,352.89, 30,469,851.66 and 12,289,903.49

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Solution

The fourth proportional to 22,079,352.89, 30,469,851.66 and 12,289,903.49 is: 16,960,258.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,079,352.89 : 30,469,851.66 = 12,289,903.49 : x
  2. Step 2: Convert to fraction form
    22,079,352.89/30,469,851.66 = 12,289,903.49/x
  3. Step 3: Cross multiply
    22,079,352.89x = 30,469,851.66 × 12,289,903.49
  4. Step 4: Simplify right side
    22,079,352.89x = 374,471,536,103,667
  5. Step 5: Solve for x
    x = 374,471,536,103,667/22,079,352.89
  6. Step 6: Final answer
    x = 16,960,258.67

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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.