Home / 6,687,986.38-9,229,475.40-3,632,222.50

Finding the Fourth Proportional to 6,687,986.38, 9,229,475.40 and 3,632,222.50

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Solution

The fourth proportional to 6,687,986.38, 9,229,475.40 and 3,632,222.50 is: 5,012,496.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687,986.38 : 9,229,475.40 = 3,632,222.50 : x
  2. Step 2: Convert to fraction form
    6,687,986.38/9,229,475.40 = 3,632,222.50/x
  3. Step 3: Cross multiply
    6,687,986.38x = 9,229,475.40 × 3,632,222.50
  4. Step 4: Simplify right side
    6,687,986.38x = 33,523,508,211,076.50
  5. Step 5: Solve for x
    x = 33,523,508,211,076.50/6,687,986.38
  6. Step 6: Final answer
    x = 5,012,496.48

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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.