Home / 13,422,676.50-20,096,493.09-7,252,551.72

Finding the Fourth Proportional to 13,422,676.50, 20,096,493.09 and 7,252,551.72

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Solution

The fourth proportional to 13,422,676.50, 20,096,493.09 and 7,252,551.72 is: 10,858,553.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,422,676.50 : 20,096,493.09 = 7,252,551.72 : x
  2. Step 2: Convert to fraction form
    13,422,676.50/20,096,493.09 = 7,252,551.72/x
  3. Step 3: Cross multiply
    13,422,676.50x = 20,096,493.09 × 7,252,551.72
  4. Step 4: Simplify right side
    13,422,676.50x = 145,750,855,525,847.59
  5. Step 5: Solve for x
    x = 145,750,855,525,847.59/13,422,676.50
  6. Step 6: Final answer
    x = 10,858,553.85

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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.