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Finding the Third Proportional to 21,086,950 and 46,040,556

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Solution

The third proportional to 21,086,950 and 46,040,556 is: 100,523,442.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,086,950 : 46,040,556 = 46,040,556 : x
  2. Step 2: Convert to fraction form
    21,086,950/46,040,556 = 46,040,556/x
  3. Step 3: Cross multiply
    21,086,950x = 46,040,556 × 46,040,556
  4. Step 4: Simplify right side
    21,086,950x = 2,119,732,796,789,136
  5. Step 5: Solve for x
    x = 2,119,732,796,789,136/21,086,950
  6. Step 6: Final answer
    x = 100,523,442.07

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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.