Home / 4,100,076.96-6,150,137.34-2,689,068.30

Finding the Fourth Proportional to 4,100,076.96, 6,150,137.34 and 2,689,068.30

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Solution

The fourth proportional to 4,100,076.96, 6,150,137.34 and 2,689,068.30 is: 4,033,616.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100,076.96 : 6,150,137.34 = 2,689,068.30 : x
  2. Step 2: Convert to fraction form
    4,100,076.96/6,150,137.34 = 2,689,068.30/x
  3. Step 3: Cross multiply
    4,100,076.96x = 6,150,137.34 × 2,689,068.30
  4. Step 4: Simplify right side
    4,100,076.96x = 16,538,139,361,640.32
  5. Step 5: Solve for x
    x = 16,538,139,361,640.32/4,100,076.96
  6. Step 6: Final answer
    x = 4,033,616.81

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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.