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Finding the Third Proportional to 18,841,819 and 40,813,798

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Solution

The third proportional to 18,841,819 and 40,813,798 is: 88,407,924.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,841,819 : 40,813,798 = 40,813,798 : x
  2. Step 2: Convert to fraction form
    18,841,819/40,813,798 = 40,813,798/x
  3. Step 3: Cross multiply
    18,841,819x = 40,813,798 × 40,813,798
  4. Step 4: Simplify right side
    18,841,819x = 1,665,766,107,184,804
  5. Step 5: Solve for x
    x = 1,665,766,107,184,804/18,841,819
  6. Step 6: Final answer
    x = 88,407,924.27

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.