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Finding the Third Proportional to 5,210,502 and 10,980,876

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Solution

The third proportional to 5,210,502 and 10,980,876 is: 23,141,654.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210,502 : 10,980,876 = 10,980,876 : x
  2. Step 2: Convert to fraction form
    5,210,502/10,980,876 = 10,980,876/x
  3. Step 3: Cross multiply
    5,210,502x = 10,980,876 × 10,980,876
  4. Step 4: Simplify right side
    5,210,502x = 120,579,637,727,376
  5. Step 5: Solve for x
    x = 120,579,637,727,376/5,210,502
  6. Step 6: Final answer
    x = 23,141,654.63

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.