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Finding the Third Proportional to 15,018,072 and 32,161,878

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Solution

The third proportional to 15,018,072 and 32,161,878 is: 68,876,111.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,018,072 : 32,161,878 = 32,161,878 : x
  2. Step 2: Convert to fraction form
    15,018,072/32,161,878 = 32,161,878/x
  3. Step 3: Cross multiply
    15,018,072x = 32,161,878 × 32,161,878
  4. Step 4: Simplify right side
    15,018,072x = 1,034,386,396,486,884
  5. Step 5: Solve for x
    x = 1,034,386,396,486,884/15,018,072
  6. Step 6: Final answer
    x = 68,876,111.16

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.