Home / 8,556,348.92-12,834,990.83-2,166,656.63

Finding the Fourth Proportional to 8,556,348.92, 12,834,990.83 and 2,166,656.63

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Solution

The fourth proportional to 8,556,348.92, 12,834,990.83 and 2,166,656.63 is: 3,250,103.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556,348.92 : 12,834,990.83 = 2,166,656.63 : x
  2. Step 2: Convert to fraction form
    8,556,348.92/12,834,990.83 = 2,166,656.63/x
  3. Step 3: Cross multiply
    8,556,348.92x = 12,834,990.83 × 2,166,656.63
  4. Step 4: Simplify right side
    8,556,348.92x = 27,809,017,919,050.39
  5. Step 5: Solve for x
    x = 27,809,017,919,050.39/8,556,348.92
  6. Step 6: Final answer
    x = 3,250,103.31

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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.