Home / 6,540,065-9,805,846.62-3,126,504.68

Finding the Fourth Proportional to 6,540,065, 9,805,846.62 and 3,126,504.68

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Solution

The fourth proportional to 6,540,065, 9,805,846.62 and 3,126,504.68 is: 4,687,724.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540,065 : 9,805,846.62 = 3,126,504.68 : x
  2. Step 2: Convert to fraction form
    6,540,065/9,805,846.62 = 3,126,504.68/x
  3. Step 3: Cross multiply
    6,540,065x = 9,805,846.62 × 3,126,504.68
  4. Step 4: Simplify right side
    6,540,065x = 30,658,025,348,792.18
  5. Step 5: Solve for x
    x = 30,658,025,348,792.18/6,540,065
  6. Step 6: Final answer
    x = 4,687,724.87

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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.