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Finding the Third Proportional to 9,890,934 and 21,088,335

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Solution

The third proportional to 9,890,934 and 21,088,335 is: 44,962,171.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,890,934 : 21,088,335 = 21,088,335 : x
  2. Step 2: Convert to fraction form
    9,890,934/21,088,335 = 21,088,335/x
  3. Step 3: Cross multiply
    9,890,934x = 21,088,335 × 21,088,335
  4. Step 4: Simplify right side
    9,890,934x = 444,717,873,072,225
  5. Step 5: Solve for x
    x = 444,717,873,072,225/9,890,934
  6. Step 6: Final answer
    x = 44,962,171.73

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.