Home / 7,979,593.39-11,971,071.35-2,587,823.40

Finding the Fourth Proportional to 7,979,593.39, 11,971,071.35 and 2,587,823.40

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Solution

The fourth proportional to 7,979,593.39, 11,971,071.35 and 2,587,823.40 is: 3,882,280.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,979,593.39 : 11,971,071.35 = 2,587,823.40 : x
  2. Step 2: Convert to fraction form
    7,979,593.39/11,971,071.35 = 2,587,823.40/x
  3. Step 3: Cross multiply
    7,979,593.39x = 11,971,071.35 × 2,587,823.40
  4. Step 4: Simplify right side
    7,979,593.39x = 30,979,018,549,660.47
  5. Step 5: Solve for x
    x = 30,979,018,549,660.47/7,979,593.39
  6. Step 6: Final answer
    x = 3,882,280.34

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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.