Home / 20,198,450.64-27,873,893.07-11,496,623.16

Finding the Fourth Proportional to 20,198,450.64, 27,873,893.07 and 11,496,623.16

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Solution

The fourth proportional to 20,198,450.64, 27,873,893.07 and 11,496,623.16 is: 15,865,357.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,198,450.64 : 27,873,893.07 = 11,496,623.16 : x
  2. Step 2: Convert to fraction form
    20,198,450.64/27,873,893.07 = 11,496,623.16/x
  3. Step 3: Cross multiply
    20,198,450.64x = 27,873,893.07 × 11,496,623.16
  4. Step 4: Simplify right side
    20,198,450.64x = 320,455,644,627,925.50
  5. Step 5: Solve for x
    x = 320,455,644,627,925.50/20,198,450.64
  6. Step 6: Final answer
    x = 15,865,357.71

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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.