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Finding the Third Proportional to 15,712,840 and 33,827,086

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Solution

The third proportional to 15,712,840 and 33,827,086 is: 72,823,992.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,712,840 : 33,827,086 = 33,827,086 : x
  2. Step 2: Convert to fraction form
    15,712,840/33,827,086 = 33,827,086/x
  3. Step 3: Cross multiply
    15,712,840x = 33,827,086 × 33,827,086
  4. Step 4: Simplify right side
    15,712,840x = 1,144,271,747,251,396
  5. Step 5: Solve for x
    x = 1,144,271,747,251,396/15,712,840
  6. Step 6: Final answer
    x = 72,823,992.81

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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.