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Finding the Third Proportional to 9,173,027 and 21,420,565

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Solution

The third proportional to 9,173,027 and 21,420,565 is: 50,020,631.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173,027 : 21,420,565 = 21,420,565 : x
  2. Step 2: Convert to fraction form
    9,173,027/21,420,565 = 21,420,565/x
  3. Step 3: Cross multiply
    9,173,027x = 21,420,565 × 21,420,565
  4. Step 4: Simplify right side
    9,173,027x = 458,840,604,919,225
  5. Step 5: Solve for x
    x = 458,840,604,919,225/9,173,027
  6. Step 6: Final answer
    x = 50,020,631.68

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.