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Finding the Third Proportional to 18,735,851 and 43,370,794

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Solution

The third proportional to 18,735,851 and 43,370,794 is: 100,397,135.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,735,851 : 43,370,794 = 43,370,794 : x
  2. Step 2: Convert to fraction form
    18,735,851/43,370,794 = 43,370,794/x
  3. Step 3: Cross multiply
    18,735,851x = 43,370,794 × 43,370,794
  4. Step 4: Simplify right side
    18,735,851x = 1,881,025,772,190,436
  5. Step 5: Solve for x
    x = 1,881,025,772,190,436/18,735,851
  6. Step 6: Final answer
    x = 100,397,135.53

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.