Home / 5,428,691.80-8,137,853.70-2,016,064.60

Finding the Fourth Proportional to 5,428,691.80, 8,137,853.70 and 2,016,064.60

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Solution

The fourth proportional to 5,428,691.80, 8,137,853.70 and 2,016,064.60 is: 3,022,171.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,428,691.80 : 8,137,853.70 = 2,016,064.60 : x
  2. Step 2: Convert to fraction form
    5,428,691.80/8,137,853.70 = 2,016,064.60/x
  3. Step 3: Cross multiply
    5,428,691.80x = 8,137,853.70 × 2,016,064.60
  4. Step 4: Simplify right side
    5,428,691.80x = 16,406,438,764,549.02
  5. Step 5: Solve for x
    x = 16,406,438,764,549.02/5,428,691.80
  6. Step 6: Final answer
    x = 3,022,171.71

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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.