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Finding the Third Proportional to 18,860,936 and 41,252,660

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Solution

The third proportional to 18,860,936 and 41,252,660 is: 90,227,863.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,860,936 : 41,252,660 = 41,252,660 : x
  2. Step 2: Convert to fraction form
    18,860,936/41,252,660 = 41,252,660/x
  3. Step 3: Cross multiply
    18,860,936x = 41,252,660 × 41,252,660
  4. Step 4: Simplify right side
    18,860,936x = 1,701,781,957,075,600
  5. Step 5: Solve for x
    x = 1,701,781,957,075,600/18,860,936
  6. Step 6: Final answer
    x = 90,227,863.40

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.