Home / 10,781,323.72-16,171,920.30-2,694,257.80

Finding the Fourth Proportional to 10,781,323.72, 16,171,920.30 and 2,694,257.80

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Solution

The fourth proportional to 10,781,323.72, 16,171,920.30 and 2,694,257.80 is: 4,041,370.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,781,323.72 : 16,171,920.30 = 2,694,257.80 : x
  2. Step 2: Convert to fraction form
    10,781,323.72/16,171,920.30 = 2,694,257.80/x
  3. Step 3: Cross multiply
    10,781,323.72x = 16,171,920.30 × 2,694,257.80
  4. Step 4: Simplify right side
    10,781,323.72x = 43,571,322,409,253.34
  5. Step 5: Solve for x
    x = 43,571,322,409,253.34/10,781,323.72
  6. Step 6: Final answer
    x = 4,041,370.39

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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.