Home / 8,271,473.20-12,407,209.80-2,514,195.70

Finding the Fourth Proportional to 8,271,473.20, 12,407,209.80 and 2,514,195.70

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Solution

The fourth proportional to 8,271,473.20, 12,407,209.80 and 2,514,195.70 is: 3,771,293.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,473.20 : 12,407,209.80 = 2,514,195.70 : x
  2. Step 2: Convert to fraction form
    8,271,473.20/12,407,209.80 = 2,514,195.70/x
  3. Step 3: Cross multiply
    8,271,473.20x = 12,407,209.80 × 2,514,195.70
  4. Step 4: Simplify right side
    8,271,473.20x = 31,194,153,528,157.86
  5. Step 5: Solve for x
    x = 31,194,153,528,157.86/8,271,473.20
  6. Step 6: Final answer
    x = 3,771,293.55

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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.