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Finding the Third Proportional to 8,836,226.72 and 18,742,078.69

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Solution

The third proportional to 8,836,226.72 and 18,742,078.69 is: 39,752,886.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836,226.72 : 18,742,078.69 = 18,742,078.69 : x
  2. Step 2: Convert to fraction form
    8,836,226.72/18,742,078.69 = 18,742,078.69/x
  3. Step 3: Cross multiply
    8,836,226.72x = 18,742,078.69 × 18,742,078.69
  4. Step 4: Simplify right side
    8,836,226.72x = 351,265,513,528,441.75
  5. Step 5: Solve for x
    x = 351,265,513,528,441.75/8,836,226.72
  6. Step 6: Final answer
    x = 39,752,886.01

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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.