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Finding the Third Proportional to 13,294,710 and 28,918,790

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Solution

The third proportional to 13,294,710 and 28,918,790 is: 62,904,449.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,294,710 : 28,918,790 = 28,918,790 : x
  2. Step 2: Convert to fraction form
    13,294,710/28,918,790 = 28,918,790/x
  3. Step 3: Cross multiply
    13,294,710x = 28,918,790 × 28,918,790
  4. Step 4: Simplify right side
    13,294,710x = 836,296,415,064,100
  5. Step 5: Solve for x
    x = 836,296,415,064,100/13,294,710
  6. Step 6: Final answer
    x = 62,904,449.59

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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.