Home / 33,002,997.90-45,543,431.43-18,317,808.06

Finding the Fourth Proportional to 33,002,997.90, 45,543,431.43 and 18,317,808.06

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Solution

The fourth proportional to 33,002,997.90, 45,543,431.43 and 18,317,808.06 is: 25,278,183.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,002,997.90 : 45,543,431.43 = 18,317,808.06 : x
  2. Step 2: Convert to fraction form
    33,002,997.90/45,543,431.43 = 18,317,808.06/x
  3. Step 3: Cross multiply
    33,002,997.90x = 45,543,431.43 × 18,317,808.06
  4. Step 4: Simplify right side
    33,002,997.90x = 834,255,835,328,511.25
  5. Step 5: Solve for x
    x = 834,255,835,328,511.25/33,002,997.90
  6. Step 6: Final answer
    x = 25,278,183.45

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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.