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Finding the Third Proportional to 5,912,721 and 12,748,356

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Solution

The third proportional to 5,912,721 and 12,748,356 is: 27,486,597.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912,721 : 12,748,356 = 12,748,356 : x
  2. Step 2: Convert to fraction form
    5,912,721/12,748,356 = 12,748,356/x
  3. Step 3: Cross multiply
    5,912,721x = 12,748,356 × 12,748,356
  4. Step 4: Simplify right side
    5,912,721x = 162,520,580,702,736
  5. Step 5: Solve for x
    x = 162,520,580,702,736/5,912,721
  6. Step 6: Final answer
    x = 27,486,597.24

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.