Home / 8,882,391.70-13,305,872.85-5,091,445.90

Finding the Fourth Proportional to 8,882,391.70, 13,305,872.85 and 5,091,445.90

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Solution

The fourth proportional to 8,882,391.70, 13,305,872.85 and 5,091,445.90 is: 7,627,014.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,882,391.70 : 13,305,872.85 = 5,091,445.90 : x
  2. Step 2: Convert to fraction form
    8,882,391.70/13,305,872.85 = 5,091,445.90/x
  3. Step 3: Cross multiply
    8,882,391.70x = 13,305,872.85 × 5,091,445.90
  4. Step 4: Simplify right side
    8,882,391.70x = 67,746,131,768,053.82
  5. Step 5: Solve for x
    x = 67,746,131,768,053.82/8,882,391.70
  6. Step 6: Final answer
    x = 7,627,014.67

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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.