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Finding the Third Proportional to 7,976,148 and 17,395,878

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Solution

The third proportional to 7,976,148 and 17,395,878 is: 37,940,190.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,976,148 : 17,395,878 = 17,395,878 : x
  2. Step 2: Convert to fraction form
    7,976,148/17,395,878 = 17,395,878/x
  3. Step 3: Cross multiply
    7,976,148x = 17,395,878 × 17,395,878
  4. Step 4: Simplify right side
    7,976,148x = 302,616,571,390,884
  5. Step 5: Solve for x
    x = 302,616,571,390,884/7,976,148
  6. Step 6: Final answer
    x = 37,940,190.10

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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.