Home / 18,206,504.76-27,290,682.57-8,483,100.25

Finding the Fourth Proportional to 18,206,504.76, 27,290,682.57 and 8,483,100.25

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Solution

The fourth proportional to 18,206,504.76, 27,290,682.57 and 8,483,100.25 is: 12,715,762.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,206,504.76 : 27,290,682.57 = 8,483,100.25 : x
  2. Step 2: Convert to fraction form
    18,206,504.76/27,290,682.57 = 8,483,100.25/x
  3. Step 3: Cross multiply
    18,206,504.76x = 27,290,682.57 × 8,483,100.25
  4. Step 4: Simplify right side
    18,206,504.76x = 231,509,596,132,237.66
  5. Step 5: Solve for x
    x = 231,509,596,132,237.66/18,206,504.76
  6. Step 6: Final answer
    x = 12,715,762.81

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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.