Home / 7,979,600.22-11,971,081.56-2,587,830.22

Finding the Fourth Proportional to 7,979,600.22, 11,971,081.56 and 2,587,830.22

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Solution

The fourth proportional to 7,979,600.22, 11,971,081.56 and 2,587,830.22 is: 3,882,290.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,979,600.22 : 11,971,081.56 = 2,587,830.22 : x
  2. Step 2: Convert to fraction form
    7,979,600.22/11,971,081.56 = 2,587,830.22/x
  3. Step 3: Cross multiply
    7,979,600.22x = 11,971,081.56 × 2,587,830.22
  4. Step 4: Simplify right side
    7,979,600.22x = 30,979,126,627,052.75
  5. Step 5: Solve for x
    x = 30,979,126,627,052.75/7,979,600.22
  6. Step 6: Final answer
    x = 3,882,290.56

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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.