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Finding the Third Proportional to 15,161,872 and 32,843,168

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Solution

The third proportional to 15,161,872 and 32,843,168 is: 71,143,832.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,161,872 : 32,843,168 = 32,843,168 : x
  2. Step 2: Convert to fraction form
    15,161,872/32,843,168 = 32,843,168/x
  3. Step 3: Cross multiply
    15,161,872x = 32,843,168 × 32,843,168
  4. Step 4: Simplify right side
    15,161,872x = 1,078,673,684,276,224
  5. Step 5: Solve for x
    x = 1,078,673,684,276,224/15,161,872
  6. Step 6: Final answer
    x = 71,143,832.65

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.