Home / 21,530,706.27-29,713,091.94-11,741,684.55

Finding the Fourth Proportional to 21,530,706.27, 29,713,091.94 and 11,741,684.55

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Solution

The fourth proportional to 21,530,706.27, 29,713,091.94 and 11,741,684.55 is: 16,203,915.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,530,706.27 : 29,713,091.94 = 11,741,684.55 : x
  2. Step 2: Convert to fraction form
    21,530,706.27/29,713,091.94 = 11,741,684.55/x
  3. Step 3: Cross multiply
    21,530,706.27x = 29,713,091.94 × 11,741,684.55
  4. Step 4: Simplify right side
    21,530,706.27x = 348,881,752,564,627.56
  5. Step 5: Solve for x
    x = 348,881,752,564,627.56/21,530,706.27
  6. Step 6: Final answer
    x = 16,203,915.85

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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.