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Finding the Third Proportional to 5,781,026 and 12,449,972

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Solution

The third proportional to 5,781,026 and 12,449,972 is: 26,812,161.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,781,026 : 12,449,972 = 12,449,972 : x
  2. Step 2: Convert to fraction form
    5,781,026/12,449,972 = 12,449,972/x
  3. Step 3: Cross multiply
    5,781,026x = 12,449,972 × 12,449,972
  4. Step 4: Simplify right side
    5,781,026x = 155,001,802,800,784
  5. Step 5: Solve for x
    x = 155,001,802,800,784/5,781,026
  6. Step 6: Final answer
    x = 26,812,161.51

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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.