Home / 18,451,209.86-27,666,107.12-8,735,741.30

Finding the Fourth Proportional to 18,451,209.86, 27,666,107.12 and 8,735,741.30

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Solution

The fourth proportional to 18,451,209.86, 27,666,107.12 and 8,735,741.30 is: 13,098,542.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451,209.86 : 27,666,107.12 = 8,735,741.30 : x
  2. Step 2: Convert to fraction form
    18,451,209.86/27,666,107.12 = 8,735,741.30/x
  3. Step 3: Cross multiply
    18,451,209.86x = 27,666,107.12 × 8,735,741.30
  4. Step 4: Simplify right side
    18,451,209.86x = 241,683,954,396,398.81
  5. Step 5: Solve for x
    x = 241,683,954,396,398.81/18,451,209.86
  6. Step 6: Final answer
    x = 13,098,542.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.