Home / 18,801,740.28-28,202,610.68-12,410,497.56

Finding the Fourth Proportional to 18,801,740.28, 28,202,610.68 and 12,410,497.56

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Solution

The fourth proportional to 18,801,740.28, 28,202,610.68 and 12,410,497.56 is: 18,615,746.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,801,740.28 : 28,202,610.68 = 12,410,497.56 : x
  2. Step 2: Convert to fraction form
    18,801,740.28/28,202,610.68 = 12,410,497.56/x
  3. Step 3: Cross multiply
    18,801,740.28x = 28,202,610.68 × 12,410,497.56
  4. Step 4: Simplify right side
    18,801,740.28x = 350,008,431,029,769.94
  5. Step 5: Solve for x
    x = 350,008,431,029,769.94/18,801,740.28
  6. Step 6: Final answer
    x = 18,615,746.51

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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.