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Finding the Third Proportional to 4,679,946 and 10,058,355

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Solution

The third proportional to 4,679,946 and 10,058,355 is: 21,617,878.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679,946 : 10,058,355 = 10,058,355 : x
  2. Step 2: Convert to fraction form
    4,679,946/10,058,355 = 10,058,355/x
  3. Step 3: Cross multiply
    4,679,946x = 10,058,355 × 10,058,355
  4. Step 4: Simplify right side
    4,679,946x = 101,170,505,306,025
  5. Step 5: Solve for x
    x = 101,170,505,306,025/4,679,946
  6. Step 6: Final answer
    x = 21,617,878.78

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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.