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Finding the Third Proportional to 18,661,602.66 and 40,910,414.98

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Solution

The third proportional to 18,661,602.66 and 40,910,414.98 is: 89,684,797.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,661,602.66 : 40,910,414.98 = 40,910,414.98 : x
  2. Step 2: Convert to fraction form
    18,661,602.66/40,910,414.98 = 40,910,414.98/x
  3. Step 3: Cross multiply
    18,661,602.66x = 40,910,414.98 × 40,910,414.98
  4. Step 4: Simplify right side
    18,661,602.66x = 1,673,662,053,554,671.75
  5. Step 5: Solve for x
    x = 1,673,662,053,554,671.75/18,661,602.66
  6. Step 6: Final answer
    x = 89,684,797.41

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.