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Finding the Third Proportional to 5,785,511 and 12,441,721

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Solution

The third proportional to 5,785,511 and 12,441,721 is: 26,755,877.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785,511 : 12,441,721 = 12,441,721 : x
  2. Step 2: Convert to fraction form
    5,785,511/12,441,721 = 12,441,721/x
  3. Step 3: Cross multiply
    5,785,511x = 12,441,721 × 12,441,721
  4. Step 4: Simplify right side
    5,785,511x = 154,796,421,441,841
  5. Step 5: Solve for x
    x = 154,796,421,441,841/5,785,511
  6. Step 6: Final answer
    x = 26,755,877.13

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.