Home / 18,253,253.80-27,389,317.61-8,025,289.03

Finding the Fourth Proportional to 18,253,253.80, 27,389,317.61 and 8,025,289.03

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Solution

The fourth proportional to 18,253,253.80, 27,389,317.61 and 8,025,289.03 is: 12,042,082.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253,253.80 : 27,389,317.61 = 8,025,289.03 : x
  2. Step 2: Convert to fraction form
    18,253,253.80/27,389,317.61 = 8,025,289.03/x
  3. Step 3: Cross multiply
    18,253,253.80x = 27,389,317.61 × 8,025,289.03
  4. Step 4: Simplify right side
    18,253,253.80x = 219,807,190,154,718.81
  5. Step 5: Solve for x
    x = 219,807,190,154,718.81/18,253,253.80
  6. Step 6: Final answer
    x = 12,042,082.61

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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.