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Finding the Third Proportional to 5,138,654 and 11,066,572

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Solution

The third proportional to 5,138,654 and 11,066,572 is: 23,832,897.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,138,654 : 11,066,572 = 11,066,572 : x
  2. Step 2: Convert to fraction form
    5,138,654/11,066,572 = 11,066,572/x
  3. Step 3: Cross multiply
    5,138,654x = 11,066,572 × 11,066,572
  4. Step 4: Simplify right side
    5,138,654x = 122,469,015,831,184
  5. Step 5: Solve for x
    x = 122,469,015,831,184/5,138,654
  6. Step 6: Final answer
    x = 23,832,897.84

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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.