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Finding the Third Proportional to 13,099,020 and 28,188,696

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Solution

The third proportional to 13,099,020 and 28,188,696 is: 60,661,223.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,099,020 : 28,188,696 = 28,188,696 : x
  2. Step 2: Convert to fraction form
    13,099,020/28,188,696 = 28,188,696/x
  3. Step 3: Cross multiply
    13,099,020x = 28,188,696 × 28,188,696
  4. Step 4: Simplify right side
    13,099,020x = 794,602,582,180,416
  5. Step 5: Solve for x
    x = 794,602,582,180,416/13,099,020
  6. Step 6: Final answer
    x = 60,661,223.68

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.