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Finding the Third Proportional to 19,067,636 and 40,629,820

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Solution

The third proportional to 19,067,636 and 40,629,820 is: 86,575,088.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,067,636 : 40,629,820 = 40,629,820 : x
  2. Step 2: Convert to fraction form
    19,067,636/40,629,820 = 40,629,820/x
  3. Step 3: Cross multiply
    19,067,636x = 40,629,820 × 40,629,820
  4. Step 4: Simplify right side
    19,067,636x = 1,650,782,273,232,400
  5. Step 5: Solve for x
    x = 1,650,782,273,232,400/19,067,636
  6. Step 6: Final answer
    x = 86,575,088.45

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.