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Finding the Third Proportional to 18,056,187 and 39,057,453

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Solution

The third proportional to 18,056,187 and 39,057,453 is: 84,485,425.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,056,187 : 39,057,453 = 39,057,453 : x
  2. Step 2: Convert to fraction form
    18,056,187/39,057,453 = 39,057,453/x
  3. Step 3: Cross multiply
    18,056,187x = 39,057,453 × 39,057,453
  4. Step 4: Simplify right side
    18,056,187x = 1,525,484,634,847,209
  5. Step 5: Solve for x
    x = 1,525,484,634,847,209/18,056,187
  6. Step 6: Final answer
    x = 84,485,425.13

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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.