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Finding the Third Proportional to 13,122,105 and 28,613,553

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Solution

The third proportional to 13,122,105 and 28,613,553 is: 62,393,603.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,105 : 28,613,553 = 28,613,553 : x
  2. Step 2: Convert to fraction form
    13,122,105/28,613,553 = 28,613,553/x
  3. Step 3: Cross multiply
    13,122,105x = 28,613,553 × 28,613,553
  4. Step 4: Simplify right side
    13,122,105x = 818,735,415,283,809
  5. Step 5: Solve for x
    x = 818,735,415,283,809/13,122,105
  6. Step 6: Final answer
    x = 62,393,603.41

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.