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Finding the Third Proportional to 12,957,289 and 29,996,918

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Solution

The third proportional to 12,957,289 and 29,996,918 is: 69,444,703.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,957,289 : 29,996,918 = 29,996,918 : x
  2. Step 2: Convert to fraction form
    12,957,289/29,996,918 = 29,996,918/x
  3. Step 3: Cross multiply
    12,957,289x = 29,996,918 × 29,996,918
  4. Step 4: Simplify right side
    12,957,289x = 899,815,089,498,724
  5. Step 5: Solve for x
    x = 899,815,089,498,724/12,957,289
  6. Step 6: Final answer
    x = 69,444,703.25

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.