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Finding the Third Proportional to 5,208,410 and 11,425,311

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Solution

The third proportional to 5,208,410 and 11,425,311 is: 25,062,875.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208,410 : 11,425,311 = 11,425,311 : x
  2. Step 2: Convert to fraction form
    5,208,410/11,425,311 = 11,425,311/x
  3. Step 3: Cross multiply
    5,208,410x = 11,425,311 × 11,425,311
  4. Step 4: Simplify right side
    5,208,410x = 130,537,731,446,721
  5. Step 5: Solve for x
    x = 130,537,731,446,721/5,208,410
  6. Step 6: Final answer
    x = 25,062,875.51

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.