Home / 11,789,863.20-16,269,844.55-6,633,212.45

Finding the Fourth Proportional to 11,789,863.20, 16,269,844.55 and 6,633,212.45

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Solution

The fourth proportional to 11,789,863.20, 16,269,844.55 and 6,633,212.45 is: 9,153,739.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789,863.20 : 16,269,844.55 = 6,633,212.45 : x
  2. Step 2: Convert to fraction form
    11,789,863.20/16,269,844.55 = 6,633,212.45/x
  3. Step 3: Cross multiply
    11,789,863.20x = 16,269,844.55 × 6,633,212.45
  4. Step 4: Simplify right side
    11,789,863.20x = 107,921,335,314,109.36
  5. Step 5: Solve for x
    x = 107,921,335,314,109.36/11,789,863.20
  6. Step 6: Final answer
    x = 9,153,739.40

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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.