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Finding the Third Proportional to 15,177,510 and 33,128,676

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Solution

The third proportional to 15,177,510 and 33,128,676 is: 72,311,543.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,177,510 : 33,128,676 = 33,128,676 : x
  2. Step 2: Convert to fraction form
    15,177,510/33,128,676 = 33,128,676/x
  3. Step 3: Cross multiply
    15,177,510x = 33,128,676 × 33,128,676
  4. Step 4: Simplify right side
    15,177,510x = 1,097,509,173,512,976
  5. Step 5: Solve for x
    x = 1,097,509,173,512,976/15,177,510
  6. Step 6: Final answer
    x = 72,311,543.43

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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.