Home / 12,027,468.82-16,505,881.32-11,942,438.26

Finding the Fourth Proportional to 12,027,468.82, 16,505,881.32 and 11,942,438.26

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Solution

The fourth proportional to 12,027,468.82, 16,505,881.32 and 11,942,438.26 is: 16,389,189.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027,468.82 : 16,505,881.32 = 11,942,438.26 : x
  2. Step 2: Convert to fraction form
    12,027,468.82/16,505,881.32 = 11,942,438.26/x
  3. Step 3: Cross multiply
    12,027,468.82x = 16,505,881.32 × 11,942,438.26
  4. Step 4: Simplify right side
    12,027,468.82x = 197,120,468,590,987.31
  5. Step 5: Solve for x
    x = 197,120,468,590,987.31/12,027,468.82
  6. Step 6: Final answer
    x = 16,389,189.74

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.