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Finding the Third Proportional to 15,205,263 and 33,087,412

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Solution

The third proportional to 15,205,263 and 33,087,412 is: 71,999,861.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,205,263 : 33,087,412 = 33,087,412 : x
  2. Step 2: Convert to fraction form
    15,205,263/33,087,412 = 33,087,412/x
  3. Step 3: Cross multiply
    15,205,263x = 33,087,412 × 33,087,412
  4. Step 4: Simplify right side
    15,205,263x = 1,094,776,832,857,744
  5. Step 5: Solve for x
    x = 1,094,776,832,857,744/15,205,263
  6. Step 6: Final answer
    x = 71,999,861.68

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.