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Finding the Third Proportional to 26,921,515 and 58,776,902

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Solution

The third proportional to 26,921,515 and 58,776,902 is: 128,325,772.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,921,515 : 58,776,902 = 58,776,902 : x
  2. Step 2: Convert to fraction form
    26,921,515/58,776,902 = 58,776,902/x
  3. Step 3: Cross multiply
    26,921,515x = 58,776,902 × 58,776,902
  4. Step 4: Simplify right side
    26,921,515x = 3,454,724,208,717,604
  5. Step 5: Solve for x
    x = 3,454,724,208,717,604/26,921,515
  6. Step 6: Final answer
    x = 128,325,772.48

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.