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Finding the Third Proportional to 18,588,007 and 40,264,057

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Solution

The third proportional to 18,588,007 and 40,264,057 is: 87,217,219.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588,007 : 40,264,057 = 40,264,057 : x
  2. Step 2: Convert to fraction form
    18,588,007/40,264,057 = 40,264,057/x
  3. Step 3: Cross multiply
    18,588,007x = 40,264,057 × 40,264,057
  4. Step 4: Simplify right side
    18,588,007x = 1,621,194,286,099,249
  5. Step 5: Solve for x
    x = 1,621,194,286,099,249/18,588,007
  6. Step 6: Final answer
    x = 87,217,219.47

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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.