Home / 5,655,162.15-8,482,743.23-3,387,680.55

Finding the Fourth Proportional to 5,655,162.15, 8,482,743.23 and 3,387,680.55

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Solution

The fourth proportional to 5,655,162.15, 8,482,743.23 and 3,387,680.55 is: 5,081,520.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655,162.15 : 8,482,743.23 = 3,387,680.55 : x
  2. Step 2: Convert to fraction form
    5,655,162.15/8,482,743.23 = 3,387,680.55/x
  3. Step 3: Cross multiply
    5,655,162.15x = 8,482,743.23 × 3,387,680.55
  4. Step 4: Simplify right side
    5,655,162.15x = 28,736,824,233,976.77
  5. Step 5: Solve for x
    x = 28,736,824,233,976.77/5,655,162.15
  6. Step 6: Final answer
    x = 5,081,520.83

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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.