Home / 5,339,771.72-8,010,031.20-2,643,372.95

Finding the Fourth Proportional to 5,339,771.72, 8,010,031.20 and 2,643,372.95

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Solution

The fourth proportional to 5,339,771.72, 8,010,031.20 and 2,643,372.95 is: 3,965,244.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339,771.72 : 8,010,031.20 = 2,643,372.95 : x
  2. Step 2: Convert to fraction form
    5,339,771.72/8,010,031.20 = 2,643,372.95/x
  3. Step 3: Cross multiply
    5,339,771.72x = 8,010,031.20 × 2,643,372.95
  4. Step 4: Simplify right side
    5,339,771.72x = 21,173,499,762,685.88
  5. Step 5: Solve for x
    x = 21,173,499,762,685.88/5,339,771.72
  6. Step 6: Final answer
    x = 3,965,244.38

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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.