Home / 6,286,660.73-9,422,102.50-2,688,196.21

Finding the Fourth Proportional to 6,286,660.73, 9,422,102.50 and 2,688,196.21

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Solution

The fourth proportional to 6,286,660.73, 9,422,102.50 and 2,688,196.21 is: 4,028,921.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286,660.73 : 9,422,102.50 = 2,688,196.21 : x
  2. Step 2: Convert to fraction form
    6,286,660.73/9,422,102.50 = 2,688,196.21/x
  3. Step 3: Cross multiply
    6,286,660.73x = 9,422,102.50 × 2,688,196.21
  4. Step 4: Simplify right side
    6,286,660.73x = 25,328,460,215,576.88
  5. Step 5: Solve for x
    x = 25,328,460,215,576.88/6,286,660.73
  6. Step 6: Final answer
    x = 4,028,921.12

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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.