Home / 7,672,343.60-11,517,846.60-5,764,113.20

Finding the Fourth Proportional to 7,672,343.60, 11,517,846.60 and 5,764,113.20

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Solution

The fourth proportional to 7,672,343.60, 11,517,846.60 and 5,764,113.20 is: 8,653,180.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,672,343.60 : 11,517,846.60 = 5,764,113.20 : x
  2. Step 2: Convert to fraction form
    7,672,343.60/11,517,846.60 = 5,764,113.20/x
  3. Step 3: Cross multiply
    7,672,343.60x = 11,517,846.60 × 5,764,113.20
  4. Step 4: Simplify right side
    7,672,343.60x = 66,390,171,622,635.12
  5. Step 5: Solve for x
    x = 66,390,171,622,635.12/7,672,343.60
  6. Step 6: Final answer
    x = 8,653,180.19

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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.