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Finding the Third Proportional to 5,213,447 and 11,353,727

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Solution

The third proportional to 5,213,447 and 11,353,727 is: 24,725,889.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213,447 : 11,353,727 = 11,353,727 : x
  2. Step 2: Convert to fraction form
    5,213,447/11,353,727 = 11,353,727/x
  3. Step 3: Cross multiply
    5,213,447x = 11,353,727 × 11,353,727
  4. Step 4: Simplify right side
    5,213,447x = 128,907,116,790,529
  5. Step 5: Solve for x
    x = 128,907,116,790,529/5,213,447
  6. Step 6: Final answer
    x = 24,725,889.95

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.