Home / 13,463,289.12-20,179,974.60-10,257,846.96

Finding the Fourth Proportional to 13,463,289.12, 20,179,974.60 and 10,257,846.96

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Solution

The fourth proportional to 13,463,289.12, 20,179,974.60 and 10,257,846.96 is: 15,375,372.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463,289.12 : 20,179,974.60 = 10,257,846.96 : x
  2. Step 2: Convert to fraction form
    13,463,289.12/20,179,974.60 = 10,257,846.96/x
  3. Step 3: Cross multiply
    13,463,289.12x = 20,179,974.60 × 10,257,846.96
  4. Step 4: Simplify right side
    13,463,289.12x = 207,003,091,103,487.25
  5. Step 5: Solve for x
    x = 207,003,091,103,487.25/13,463,289.12
  6. Step 6: Final answer
    x = 15,375,372.93

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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.