Home / 10,672,105.85-14,727,502.95-5,777,324.31

Finding the Fourth Proportional to 10,672,105.85, 14,727,502.95 and 5,777,324.31

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Solution

The fourth proportional to 10,672,105.85, 14,727,502.95 and 5,777,324.31 is: 7,972,705.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672,105.85 : 14,727,502.95 = 5,777,324.31 : x
  2. Step 2: Convert to fraction form
    10,672,105.85/14,727,502.95 = 5,777,324.31/x
  3. Step 3: Cross multiply
    10,672,105.85x = 14,727,502.95 × 5,777,324.31
  4. Step 4: Simplify right side
    10,672,105.85x = 85,085,560,741,738.61
  5. Step 5: Solve for x
    x = 85,085,560,741,738.61/10,672,105.85
  6. Step 6: Final answer
    x = 7,972,705.85

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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.