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Finding the Third Proportional to 5,271,850 and 11,510,516

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Solution

The third proportional to 5,271,850 and 11,510,516 is: 25,131,970.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271,850 : 11,510,516 = 11,510,516 : x
  2. Step 2: Convert to fraction form
    5,271,850/11,510,516 = 11,510,516/x
  3. Step 3: Cross multiply
    5,271,850x = 11,510,516 × 11,510,516
  4. Step 4: Simplify right side
    5,271,850x = 132,491,978,586,256
  5. Step 5: Solve for x
    x = 132,491,978,586,256/5,271,850
  6. Step 6: Final answer
    x = 25,131,970.48

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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.