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Finding the Third Proportional to 13,323,654 and 20,130,645

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Solution

The third proportional to 13,323,654 and 20,130,645 is: 30,415,295.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,323,654 : 20,130,645 = 20,130,645 : x
  2. Step 2: Convert to fraction form
    13,323,654/20,130,645 = 20,130,645/x
  3. Step 3: Cross multiply
    13,323,654x = 20,130,645 × 20,130,645
  4. Step 4: Simplify right side
    13,323,654x = 405,242,868,116,025
  5. Step 5: Solve for x
    x = 405,242,868,116,025/13,323,654
  6. Step 6: Final answer
    x = 30,415,295.09

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.