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Finding the Third Proportional to 9,646,830 and 20,087,505

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Solution

The third proportional to 9,646,830 and 20,087,505 is: 41,828,026.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,646,830 : 20,087,505 = 20,087,505 : x
  2. Step 2: Convert to fraction form
    9,646,830/20,087,505 = 20,087,505/x
  3. Step 3: Cross multiply
    9,646,830x = 20,087,505 × 20,087,505
  4. Step 4: Simplify right side
    9,646,830x = 403,507,857,125,025
  5. Step 5: Solve for x
    x = 403,507,857,125,025/9,646,830
  6. Step 6: Final answer
    x = 41,828,026.11

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.