Home / 8,236,885.60-12,356,494.80-2,556,517.60

Finding the Fourth Proportional to 8,236,885.60, 12,356,494.80 and 2,556,517.60

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Solution

The fourth proportional to 8,236,885.60, 12,356,494.80 and 2,556,517.60 is: 3,835,138.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236,885.60 : 12,356,494.80 = 2,556,517.60 : x
  2. Step 2: Convert to fraction form
    8,236,885.60/12,356,494.80 = 2,556,517.60/x
  3. Step 3: Cross multiply
    8,236,885.60x = 12,356,494.80 × 2,556,517.60
  4. Step 4: Simplify right side
    8,236,885.60x = 31,589,596,430,508.48
  5. Step 5: Solve for x
    x = 31,589,596,430,508.48/8,236,885.60
  6. Step 6: Final answer
    x = 3,835,138.42

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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.