Home / 10,114,115.81-13,945,553.66-8,174,378.03

Finding the Fourth Proportional to 10,114,115.81, 13,945,553.66 and 8,174,378.03

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Solution

The fourth proportional to 10,114,115.81, 13,945,553.66 and 8,174,378.03 is: 11,271,002.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114,115.81 : 13,945,553.66 = 8,174,378.03 : x
  2. Step 2: Convert to fraction form
    10,114,115.81/13,945,553.66 = 8,174,378.03/x
  3. Step 3: Cross multiply
    10,114,115.81x = 13,945,553.66 × 8,174,378.03
  4. Step 4: Simplify right side
    10,114,115.81x = 113,996,227,405,198.27
  5. Step 5: Solve for x
    x = 113,996,227,405,198.27/10,114,115.81
  6. Step 6: Final answer
    x = 11,271,002.78

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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.