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Finding the Third Proportional to 18,267,660 and 39,751,151.63

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Solution

The third proportional to 18,267,660 and 39,751,151.63 is: 86,500,080.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,267,660 : 39,751,151.63 = 39,751,151.63 : x
  2. Step 2: Convert to fraction form
    18,267,660/39,751,151.63 = 39,751,151.63/x
  3. Step 3: Cross multiply
    18,267,660x = 39,751,151.63 × 39,751,151.63
  4. Step 4: Simplify right side
    18,267,660x = 1,580,154,055,513,740.25
  5. Step 5: Solve for x
    x = 1,580,154,055,513,740.25/18,267,660
  6. Step 6: Final answer
    x = 86,500,080.22

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.