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Finding the Third Proportional to 18,580,812 and 40,009,095

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Solution

The third proportional to 18,580,812 and 40,009,095 is: 86,149,501.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,580,812 : 40,009,095 = 40,009,095 : x
  2. Step 2: Convert to fraction form
    18,580,812/40,009,095 = 40,009,095/x
  3. Step 3: Cross multiply
    18,580,812x = 40,009,095 × 40,009,095
  4. Step 4: Simplify right side
    18,580,812x = 1,600,727,682,719,025
  5. Step 5: Solve for x
    x = 1,600,727,682,719,025/18,580,812
  6. Step 6: Final answer
    x = 86,149,501.04

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.