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Finding the Third Proportional to 15,874,974.84 and 33,657,507.28

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Solution

The third proportional to 15,874,974.84 and 33,657,507.28 is: 71,359,344.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,874,974.84 : 33,657,507.28 = 33,657,507.28 : x
  2. Step 2: Convert to fraction form
    15,874,974.84/33,657,507.28 = 33,657,507.28/x
  3. Step 3: Cross multiply
    15,874,974.84x = 33,657,507.28 × 33,657,507.28
  4. Step 4: Simplify right side
    15,874,974.84x = 1,132,827,796,387,396.75
  5. Step 5: Solve for x
    x = 1,132,827,796,387,396.75/15,874,974.84
  6. Step 6: Final answer
    x = 71,359,344.35

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.