Home / 7,697,238.60-11,543,136.30-2,647,374.60

Finding the Fourth Proportional to 7,697,238.60, 11,543,136.30 and 2,647,374.60

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Solution

The fourth proportional to 7,697,238.60, 11,543,136.30 and 2,647,374.60 is: 3,970,125.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,697,238.60 : 11,543,136.30 = 2,647,374.60 : x
  2. Step 2: Convert to fraction form
    7,697,238.60/11,543,136.30 = 2,647,374.60/x
  3. Step 3: Cross multiply
    7,697,238.60x = 11,543,136.30 × 2,647,374.60
  4. Step 4: Simplify right side
    7,697,238.60x = 30,559,005,844,957.98
  5. Step 5: Solve for x
    x = 30,559,005,844,957.98/7,697,238.60
  6. Step 6: Final answer
    x = 3,970,125.84

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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.