Home / 12,345,179.35-18,529,720.98-5,959,912.09

Finding the Fourth Proportional to 12,345,179.35, 18,529,720.98 and 5,959,912.09

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Solution

The fourth proportional to 12,345,179.35, 18,529,720.98 and 5,959,912.09 is: 8,945,638.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,345,179.35 : 18,529,720.98 = 5,959,912.09 : x
  2. Step 2: Convert to fraction form
    12,345,179.35/18,529,720.98 = 5,959,912.09/x
  3. Step 3: Cross multiply
    12,345,179.35x = 18,529,720.98 × 5,959,912.09
  4. Step 4: Simplify right side
    12,345,179.35x = 110,435,508,093,028.64
  5. Step 5: Solve for x
    x = 110,435,508,093,028.64/12,345,179.35
  6. Step 6: Final answer
    x = 8,945,638.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.