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Finding the Third Proportional to 15,307,581 and 33,305,550

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Solution

The third proportional to 15,307,581 and 33,305,550 is: 72,464,725.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,307,581 : 33,305,550 = 33,305,550 : x
  2. Step 2: Convert to fraction form
    15,307,581/33,305,550 = 33,305,550/x
  3. Step 3: Cross multiply
    15,307,581x = 33,305,550 × 33,305,550
  4. Step 4: Simplify right side
    15,307,581x = 1,109,259,660,802,500
  5. Step 5: Solve for x
    x = 1,109,259,660,802,500/15,307,581
  6. Step 6: Final answer
    x = 72,464,725.86

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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.