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Finding the Third Proportional to 16,847,292 and 36,384,540

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Solution

The third proportional to 16,847,292 and 36,384,540 is: 78,578,489.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,847,292 : 36,384,540 = 36,384,540 : x
  2. Step 2: Convert to fraction form
    16,847,292/36,384,540 = 36,384,540/x
  3. Step 3: Cross multiply
    16,847,292x = 36,384,540 × 36,384,540
  4. Step 4: Simplify right side
    16,847,292x = 1,323,834,751,011,600
  5. Step 5: Solve for x
    x = 1,323,834,751,011,600/16,847,292
  6. Step 6: Final answer
    x = 78,578,489.11

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.