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Finding the Third Proportional to 8,674,810 and 18,845,084

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Solution

The third proportional to 8,674,810 and 18,845,084 is: 40,938,901.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,674,810 : 18,845,084 = 18,845,084 : x
  2. Step 2: Convert to fraction form
    8,674,810/18,845,084 = 18,845,084/x
  3. Step 3: Cross multiply
    8,674,810x = 18,845,084 × 18,845,084
  4. Step 4: Simplify right side
    8,674,810x = 355,137,190,967,056
  5. Step 5: Solve for x
    x = 355,137,190,967,056/8,674,810
  6. Step 6: Final answer
    x = 40,938,901.37

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.