Home / 8,271,468.20-12,407,202.30-2,514,190.70

Finding the Fourth Proportional to 8,271,468.20, 12,407,202.30 and 2,514,190.70

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Solution

The fourth proportional to 8,271,468.20, 12,407,202.30 and 2,514,190.70 is: 3,771,286.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,468.20 : 12,407,202.30 = 2,514,190.70 : x
  2. Step 2: Convert to fraction form
    8,271,468.20/12,407,202.30 = 2,514,190.70/x
  3. Step 3: Cross multiply
    8,271,468.20x = 12,407,202.30 × 2,514,190.70
  4. Step 4: Simplify right side
    8,271,468.20x = 31,194,072,635,678.61
  5. Step 5: Solve for x
    x = 31,194,072,635,678.61/8,271,468.20
  6. Step 6: Final answer
    x = 3,771,286.05

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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.