Home / 12,769,433.88-17,622,190.90-6,968,589.26

Finding the Fourth Proportional to 12,769,433.88, 17,622,190.90 and 6,968,589.26

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Solution

The fourth proportional to 12,769,433.88, 17,622,190.90 and 6,968,589.26 is: 9,616,856.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,769,433.88 : 17,622,190.90 = 6,968,589.26 : x
  2. Step 2: Convert to fraction form
    12,769,433.88/17,622,190.90 = 6,968,589.26/x
  3. Step 3: Cross multiply
    12,769,433.88x = 17,622,190.90 × 6,968,589.26
  4. Step 4: Simplify right side
    12,769,433.88x = 122,801,810,243,409.72
  5. Step 5: Solve for x
    x = 122,801,810,243,409.72/12,769,433.88
  6. Step 6: Final answer
    x = 9,616,856.27

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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.