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Finding the Third Proportional to 8,836,230.75 and 18,742,089

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Solution

The third proportional to 8,836,230.75 and 18,742,089 is: 39,752,911.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836,230.75 : 18,742,089 = 18,742,089 : x
  2. Step 2: Convert to fraction form
    8,836,230.75/18,742,089 = 18,742,089/x
  3. Step 3: Cross multiply
    8,836,230.75x = 18,742,089 × 18,742,089
  4. Step 4: Simplify right side
    8,836,230.75x = 351,265,900,083,921
  5. Step 5: Solve for x
    x = 351,265,900,083,921/8,836,230.75
  6. Step 6: Final answer
    x = 39,752,911.62

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.