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Finding the Third Proportional to 15,403,932 and 33,376,473

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Solution

The third proportional to 15,403,932 and 33,376,473 is: 72,318,480.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,403,932 : 33,376,473 = 33,376,473 : x
  2. Step 2: Convert to fraction form
    15,403,932/33,376,473 = 33,376,473/x
  3. Step 3: Cross multiply
    15,403,932x = 33,376,473 × 33,376,473
  4. Step 4: Simplify right side
    15,403,932x = 1,113,988,949,919,729
  5. Step 5: Solve for x
    x = 1,113,988,949,919,729/15,403,932
  6. Step 6: Final answer
    x = 72,318,480.11

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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.