Home / 6,690,026.51-9,231,453.33-3,936,108.24

Finding the Fourth Proportional to 6,690,026.51, 9,231,453.33 and 3,936,108.24

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Solution

The fourth proportional to 6,690,026.51, 9,231,453.33 and 3,936,108.24 is: 5,431,368.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690,026.51 : 9,231,453.33 = 3,936,108.24 : x
  2. Step 2: Convert to fraction form
    6,690,026.51/9,231,453.33 = 3,936,108.24/x
  3. Step 3: Cross multiply
    6,690,026.51x = 9,231,453.33 × 3,936,108.24
  4. Step 4: Simplify right side
    6,690,026.51x = 36,335,999,519,388.45
  5. Step 5: Solve for x
    x = 36,335,999,519,388.45/6,690,026.51
  6. Step 6: Final answer
    x = 5,431,368.54

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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.