Home / 5,329,025.90-7,353,608.78-3,153,187.80

Finding the Fourth Proportional to 5,329,025.90, 7,353,608.78 and 3,153,187.80

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Solution

The fourth proportional to 5,329,025.90, 7,353,608.78 and 3,153,187.80 is: 4,351,134.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329,025.90 : 7,353,608.78 = 3,153,187.80 : x
  2. Step 2: Convert to fraction form
    5,329,025.90/7,353,608.78 = 3,153,187.80/x
  3. Step 3: Cross multiply
    5,329,025.90x = 7,353,608.78 × 3,153,187.80
  4. Step 4: Simplify right side
    5,329,025.90x = 23,187,309,491,068.88
  5. Step 5: Solve for x
    x = 23,187,309,491,068.88/5,329,025.90
  6. Step 6: Final answer
    x = 4,351,134.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.