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Finding the Third Proportional to 13,485,470 and 29,128,864

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Solution

The third proportional to 13,485,470 and 29,128,864 is: 62,918,883.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,485,470 : 29,128,864 = 29,128,864 : x
  2. Step 2: Convert to fraction form
    13,485,470/29,128,864 = 29,128,864/x
  3. Step 3: Cross multiply
    13,485,470x = 29,128,864 × 29,128,864
  4. Step 4: Simplify right side
    13,485,470x = 848,490,717,930,496
  5. Step 5: Solve for x
    x = 848,490,717,930,496/13,485,470
  6. Step 6: Final answer
    x = 62,918,883.65

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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.