Home / 8,543,781-12,817,771.11-2,560,149

Finding the Fourth Proportional to 8,543,781, 12,817,771.11 and 2,560,149

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Solution

The fourth proportional to 8,543,781, 12,817,771.11 and 2,560,149 is: 3,840,852.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,543,781 : 12,817,771.11 = 2,560,149 : x
  2. Step 2: Convert to fraction form
    8,543,781/12,817,771.11 = 2,560,149/x
  3. Step 3: Cross multiply
    8,543,781x = 12,817,771.11 × 2,560,149
  4. Step 4: Simplify right side
    8,543,781x = 32,815,403,889,495.39
  5. Step 5: Solve for x
    x = 32,815,403,889,495.39/8,543,781
  6. Step 6: Final answer
    x = 3,840,852.65

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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.