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Finding the Third Proportional to 15,940,816 and 33,015,904

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Solution

The third proportional to 15,940,816 and 33,015,904 is: 68,381,061.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,940,816 : 33,015,904 = 33,015,904 : x
  2. Step 2: Convert to fraction form
    15,940,816/33,015,904 = 33,015,904/x
  3. Step 3: Cross multiply
    15,940,816x = 33,015,904 × 33,015,904
  4. Step 4: Simplify right side
    15,940,816x = 1,090,049,916,937,216
  5. Step 5: Solve for x
    x = 1,090,049,916,937,216/15,940,816
  6. Step 6: Final answer
    x = 68,381,061.35

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.