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Finding the Third Proportional to 18,365,126 and 40,087,404

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Solution

The third proportional to 18,365,126 and 40,087,404 is: 87,502,800.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,365,126 : 40,087,404 = 40,087,404 : x
  2. Step 2: Convert to fraction form
    18,365,126/40,087,404 = 40,087,404/x
  3. Step 3: Cross multiply
    18,365,126x = 40,087,404 × 40,087,404
  4. Step 4: Simplify right side
    18,365,126x = 1,606,999,959,459,216
  5. Step 5: Solve for x
    x = 1,606,999,959,459,216/18,365,126
  6. Step 6: Final answer
    x = 87,502,800.66

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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.