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Finding the Third Proportional to 3,310,017 and 7,142,556

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Solution

The third proportional to 3,310,017 and 7,142,556 is: 15,412,641.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310,017 : 7,142,556 = 7,142,556 : x
  2. Step 2: Convert to fraction form
    3,310,017/7,142,556 = 7,142,556/x
  3. Step 3: Cross multiply
    3,310,017x = 7,142,556 × 7,142,556
  4. Step 4: Simplify right side
    3,310,017x = 51,016,106,213,136
  5. Step 5: Solve for x
    x = 51,016,106,213,136/3,310,017
  6. Step 6: Final answer
    x = 15,412,641.75

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.