Home / 8,042,452.80-12,063,679.20-3,563,476.80

Finding the Fourth Proportional to 8,042,452.80, 12,063,679.20 and 3,563,476.80

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Solution

The fourth proportional to 8,042,452.80, 12,063,679.20 and 3,563,476.80 is: 5,345,215.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042,452.80 : 12,063,679.20 = 3,563,476.80 : x
  2. Step 2: Convert to fraction form
    8,042,452.80/12,063,679.20 = 3,563,476.80/x
  3. Step 3: Cross multiply
    8,042,452.80x = 12,063,679.20 × 3,563,476.80
  4. Step 4: Simplify right side
    8,042,452.80x = 42,988,640,951,842.55
  5. Step 5: Solve for x
    x = 42,988,640,951,842.55/8,042,452.80
  6. Step 6: Final answer
    x = 5,345,215.20

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Similar ratio
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1.5x scale

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.