Home / 8,367,520.20-12,558,005.31-4,325,192.10

Finding the Fourth Proportional to 8,367,520.20, 12,558,005.31 and 4,325,192.10

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Solution

The fourth proportional to 8,367,520.20, 12,558,005.31 and 4,325,192.10 is: 6,491,264.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,367,520.20 : 12,558,005.31 = 4,325,192.10 : x
  2. Step 2: Convert to fraction form
    8,367,520.20/12,558,005.31 = 4,325,192.10/x
  3. Step 3: Cross multiply
    8,367,520.20x = 12,558,005.31 × 4,325,192.10
  4. Step 4: Simplify right side
    8,367,520.20x = 54,315,785,358,570.05
  5. Step 5: Solve for x
    x = 54,315,785,358,570.05/8,367,520.20
  6. Step 6: Final answer
    x = 6,491,264.32

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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.