Home / 7,979,587.57-11,971,062.62-2,587,817.57

Finding the Fourth Proportional to 7,979,587.57, 11,971,062.62 and 2,587,817.57

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Solution

The fourth proportional to 7,979,587.57, 11,971,062.62 and 2,587,817.57 is: 3,882,271.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,979,587.57 : 11,971,062.62 = 2,587,817.57 : x
  2. Step 2: Convert to fraction form
    7,979,587.57/11,971,062.62 = 2,587,817.57/x
  3. Step 3: Cross multiply
    7,979,587.57x = 11,971,062.62 × 2,587,817.57
  4. Step 4: Simplify right side
    7,979,587.57x = 30,978,926,196,594.80
  5. Step 5: Solve for x
    x = 30,978,926,196,594.80/7,979,587.57
  6. Step 6: Final answer
    x = 3,882,271.60

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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.