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Finding the Third Proportional to 10,399,311 and 16,228,521

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Solution

The third proportional to 10,399,311 and 16,228,521 is: 25,325,225.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,399,311 : 16,228,521 = 16,228,521 : x
  2. Step 2: Convert to fraction form
    10,399,311/16,228,521 = 16,228,521/x
  3. Step 3: Cross multiply
    10,399,311x = 16,228,521 × 16,228,521
  4. Step 4: Simplify right side
    10,399,311x = 263,364,893,847,441
  5. Step 5: Solve for x
    x = 263,364,893,847,441/10,399,311
  6. Step 6: Final answer
    x = 25,325,225.28

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.