Home / 18,451,209.95-27,666,107.25-8,735,741.38

Finding the Fourth Proportional to 18,451,209.95, 27,666,107.25 and 8,735,741.38

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Solution

The fourth proportional to 18,451,209.95, 27,666,107.25 and 8,735,741.38 is: 13,098,542.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451,209.95 : 27,666,107.25 = 8,735,741.38 : x
  2. Step 2: Convert to fraction form
    18,451,209.95/27,666,107.25 = 8,735,741.38/x
  3. Step 3: Cross multiply
    18,451,209.95x = 27,666,107.25 × 8,735,741.38
  4. Step 4: Simplify right side
    18,451,209.95x = 241,683,957,789,012.47
  5. Step 5: Solve for x
    x = 241,683,957,789,012.47/18,451,209.95
  6. Step 6: Final answer
    x = 13,098,542.51

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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.