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Finding the Third Proportional to 6,902,672 and 10,450,520

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Solution

The third proportional to 6,902,672 and 10,450,520 is: 15,821,897.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902,672 : 10,450,520 = 10,450,520 : x
  2. Step 2: Convert to fraction form
    6,902,672/10,450,520 = 10,450,520/x
  3. Step 3: Cross multiply
    6,902,672x = 10,450,520 × 10,450,520
  4. Step 4: Simplify right side
    6,902,672x = 109,213,368,270,400
  5. Step 5: Solve for x
    x = 109,213,368,270,400/6,902,672
  6. Step 6: Final answer
    x = 15,821,897.41

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.