Home / 14,716,969.44-20,309,418.09-8,192,140.26

Finding the Fourth Proportional to 14,716,969.44, 20,309,418.09 and 8,192,140.26

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Solution

The fourth proportional to 14,716,969.44, 20,309,418.09 and 8,192,140.26 is: 11,305,153.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,716,969.44 : 20,309,418.09 = 8,192,140.26 : x
  2. Step 2: Convert to fraction form
    14,716,969.44/20,309,418.09 = 8,192,140.26/x
  3. Step 3: Cross multiply
    14,716,969.44x = 20,309,418.09 × 8,192,140.26
  4. Step 4: Simplify right side
    14,716,969.44x = 166,377,601,592,261.31
  5. Step 5: Solve for x
    x = 166,377,601,592,261.31/14,716,969.44
  6. Step 6: Final answer
    x = 11,305,153.71

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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.