Home / 12,083,846.22-16,664,116.32-8,119,083.36

Finding the Fourth Proportional to 12,083,846.22, 16,664,116.32 and 8,119,083.36

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Solution

The fourth proportional to 12,083,846.22, 16,664,116.32 and 8,119,083.36 is: 11,196,546.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,083,846.22 : 16,664,116.32 = 8,119,083.36 : x
  2. Step 2: Convert to fraction form
    12,083,846.22/16,664,116.32 = 8,119,083.36/x
  3. Step 3: Cross multiply
    12,083,846.22x = 16,664,116.32 × 8,119,083.36
  4. Step 4: Simplify right side
    12,083,846.22x = 135,297,349,522,816.44
  5. Step 5: Solve for x
    x = 135,297,349,522,816.44/12,083,846.22
  6. Step 6: Final answer
    x = 11,196,546.78

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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.