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Finding the Third Proportional to 9,930,094 and 21,427,753

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Solution

The third proportional to 9,930,094 and 21,427,753 is: 46,238,091.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,930,094 : 21,427,753 = 21,427,753 : x
  2. Step 2: Convert to fraction form
    9,930,094/21,427,753 = 21,427,753/x
  3. Step 3: Cross multiply
    9,930,094x = 21,427,753 × 21,427,753
  4. Step 4: Simplify right side
    9,930,094x = 459,148,598,629,009
  5. Step 5: Solve for x
    x = 459,148,598,629,009/9,930,094
  6. Step 6: Final answer
    x = 46,238,091.87

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.