Home / 18,222,783.24-25,147,965.76-10,074,546.12

Finding the Fourth Proportional to 18,222,783.24, 25,147,965.76 and 10,074,546.12

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Solution

The fourth proportional to 18,222,783.24, 25,147,965.76 and 10,074,546.12 is: 13,903,163.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,222,783.24 : 25,147,965.76 = 10,074,546.12 : x
  2. Step 2: Convert to fraction form
    18,222,783.24/25,147,965.76 = 10,074,546.12/x
  3. Step 3: Cross multiply
    18,222,783.24x = 25,147,965.76 × 10,074,546.12
  4. Step 4: Simplify right side
    18,222,783.24x = 253,354,340,873,300.84
  5. Step 5: Solve for x
    x = 253,354,340,873,300.84/18,222,783.24
  6. Step 6: Final answer
    x = 13,903,163.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.