Home / 21,063,060.43-29,067,062.92-11,770,630.56

Finding the Fourth Proportional to 21,063,060.43, 29,067,062.92 and 11,770,630.56

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Solution

The fourth proportional to 21,063,060.43, 29,067,062.92 and 11,770,630.56 is: 16,243,492.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,063,060.43 : 29,067,062.92 = 11,770,630.56 : x
  2. Step 2: Convert to fraction form
    21,063,060.43/29,067,062.92 = 11,770,630.56/x
  3. Step 3: Cross multiply
    21,063,060.43x = 29,067,062.92 × 11,770,630.56
  4. Step 4: Simplify right side
    21,063,060.43x = 342,137,659,066,168.25
  5. Step 5: Solve for x
    x = 342,137,659,066,168.25/21,063,060.43
  6. Step 6: Final answer
    x = 16,243,492.26

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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.