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Finding the Third Proportional to 5,138,120 and 11,898,356

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Solution

The third proportional to 5,138,120 and 11,898,356 is: 27,553,049.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,138,120 : 11,898,356 = 11,898,356 : x
  2. Step 2: Convert to fraction form
    5,138,120/11,898,356 = 11,898,356/x
  3. Step 3: Cross multiply
    5,138,120x = 11,898,356 × 11,898,356
  4. Step 4: Simplify right side
    5,138,120x = 141,570,875,502,736
  5. Step 5: Solve for x
    x = 141,570,875,502,736/5,138,120
  6. Step 6: Final answer
    x = 27,553,049.66

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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.