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Finding the Third Proportional to 16,345,305 and 35,878,770

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Solution

The third proportional to 16,345,305 and 35,878,770 is: 78,755,712.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,345,305 : 35,878,770 = 35,878,770 : x
  2. Step 2: Convert to fraction form
    16,345,305/35,878,770 = 35,878,770/x
  3. Step 3: Cross multiply
    16,345,305x = 35,878,770 × 35,878,770
  4. Step 4: Simplify right side
    16,345,305x = 1,287,286,136,712,900
  5. Step 5: Solve for x
    x = 1,287,286,136,712,900/16,345,305
  6. Step 6: Final answer
    x = 78,755,712.22

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.