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Finding the Third Proportional to 7,513,119 and 11,906,349

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Solution

The third proportional to 7,513,119 and 11,906,349 is: 18,868,481.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513,119 : 11,906,349 = 11,906,349 : x
  2. Step 2: Convert to fraction form
    7,513,119/11,906,349 = 11,906,349/x
  3. Step 3: Cross multiply
    7,513,119x = 11,906,349 × 11,906,349
  4. Step 4: Simplify right side
    7,513,119x = 141,761,146,509,801
  5. Step 5: Solve for x
    x = 141,761,146,509,801/7,513,119
  6. Step 6: Final answer
    x = 18,868,481.45

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.