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Finding the Third Proportional to 9,923,849 and 21,368,312

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Solution

The third proportional to 9,923,849 and 21,368,312 is: 46,010,853.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,923,849 : 21,368,312 = 21,368,312 : x
  2. Step 2: Convert to fraction form
    9,923,849/21,368,312 = 21,368,312/x
  3. Step 3: Cross multiply
    9,923,849x = 21,368,312 × 21,368,312
  4. Step 4: Simplify right side
    9,923,849x = 456,604,757,729,344
  5. Step 5: Solve for x
    x = 456,604,757,729,344/9,923,849
  6. Step 6: Final answer
    x = 46,010,853.02

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.