Home / 5,443,600.60-8,168,511.30-2,080,221.40

Finding the Fourth Proportional to 5,443,600.60, 8,168,511.30 and 2,080,221.40

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Solution

The fourth proportional to 5,443,600.60, 8,168,511.30 and 2,080,221.40 is: 3,121,520.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443,600.60 : 8,168,511.30 = 2,080,221.40 : x
  2. Step 2: Convert to fraction form
    5,443,600.60/8,168,511.30 = 2,080,221.40/x
  3. Step 3: Cross multiply
    5,443,600.60x = 8,168,511.30 × 2,080,221.40
  4. Step 4: Simplify right side
    5,443,600.60x = 16,992,312,012,401.82
  5. Step 5: Solve for x
    x = 16,992,312,012,401.82/5,443,600.60
  6. Step 6: Final answer
    x = 3,121,520.71

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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.