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Finding the Third Proportional to 9,157,681 and 18,084,878

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Solution

The third proportional to 9,157,681 and 18,084,878 is: 35,714,588.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,157,681 : 18,084,878 = 18,084,878 : x
  2. Step 2: Convert to fraction form
    9,157,681/18,084,878 = 18,084,878/x
  3. Step 3: Cross multiply
    9,157,681x = 18,084,878 × 18,084,878
  4. Step 4: Simplify right side
    9,157,681x = 327,062,812,274,884
  5. Step 5: Solve for x
    x = 327,062,812,274,884/9,157,681
  6. Step 6: Final answer
    x = 35,714,588.91

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.