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Finding the Third Proportional to 4,003,660 and 8,291,232

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Solution

The third proportional to 4,003,660 and 8,291,232 is: 17,170,421.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003,660 : 8,291,232 = 8,291,232 : x
  2. Step 2: Convert to fraction form
    4,003,660/8,291,232 = 8,291,232/x
  3. Step 3: Cross multiply
    4,003,660x = 8,291,232 × 8,291,232
  4. Step 4: Simplify right side
    4,003,660x = 68,744,528,077,824
  5. Step 5: Solve for x
    x = 68,744,528,077,824/4,003,660
  6. Step 6: Final answer
    x = 17,170,421.08

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.