Home / 7,225,142.28-10,846,961.88-6,206,986.41

Finding the Fourth Proportional to 7,225,142.28, 10,846,961.88 and 6,206,986.41

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Solution

The fourth proportional to 7,225,142.28, 10,846,961.88 and 6,206,986.41 is: 9,318,424.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225,142.28 : 10,846,961.88 = 6,206,986.41 : x
  2. Step 2: Convert to fraction form
    7,225,142.28/10,846,961.88 = 6,206,986.41/x
  3. Step 3: Cross multiply
    7,225,142.28x = 10,846,961.88 × 6,206,986.41
  4. Step 4: Simplify right side
    7,225,142.28x = 67,326,944,978,948.05
  5. Step 5: Solve for x
    x = 67,326,944,978,948.05/7,225,142.28
  6. Step 6: Final answer
    x = 9,318,424.80

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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.