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Finding the Fourth Proportional to 5,737,896.66, 7,918,297.38 and 3,159,571.29

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Solution

The fourth proportional to 5,737,896.66, 7,918,297.38 and 3,159,571.29 is: 4,360,208.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,737,896.66 : 7,918,297.38 = 3,159,571.29 : x
  2. Step 2: Convert to fraction form
    5,737,896.66/7,918,297.38 = 3,159,571.29/x
  3. Step 3: Cross multiply
    5,737,896.66x = 7,918,297.38 × 3,159,571.29
  4. Step 4: Simplify right side
    5,737,896.66x = 25,018,425,067,530.22
  5. Step 5: Solve for x
    x = 25,018,425,067,530.22/5,737,896.66
  6. Step 6: Final answer
    x = 4,360,208.37

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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.