Home / 10,640,144.88-15,962,461.62-3,451,120.44

Finding the Fourth Proportional to 10,640,144.88, 15,962,461.62 and 3,451,120.44

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Solution

The fourth proportional to 10,640,144.88, 15,962,461.62 and 3,451,120.44 is: 5,177,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,640,144.88 : 15,962,461.62 = 3,451,120.44 : x
  2. Step 2: Convert to fraction form
    10,640,144.88/15,962,461.62 = 3,451,120.44/x
  3. Step 3: Cross multiply
    10,640,144.88x = 15,962,461.62 × 3,451,120.44
  4. Step 4: Simplify right side
    10,640,144.88x = 55,088,377,569,497.51
  5. Step 5: Solve for x
    x = 55,088,377,569,497.51/10,640,144.88
  6. Step 6: Final answer
    x = 5,177,408.60

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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.