Home / 8,345,193.38-12,519,587.81-2,587,811.24

Finding the Fourth Proportional to 8,345,193.38, 12,519,587.81 and 2,587,811.24

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Solution

The fourth proportional to 8,345,193.38, 12,519,587.81 and 2,587,811.24 is: 3,882,274.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,345,193.38 : 12,519,587.81 = 2,587,811.24 : x
  2. Step 2: Convert to fraction form
    8,345,193.38/12,519,587.81 = 2,587,811.24/x
  3. Step 3: Cross multiply
    8,345,193.38x = 12,519,587.81 × 2,587,811.24
  4. Step 4: Simplify right side
    8,345,193.38x = 32,398,330,022,230.80
  5. Step 5: Solve for x
    x = 32,398,330,022,230.80/8,345,193.38
  6. Step 6: Final answer
    x = 3,882,274.33

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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.