Home / 18,628,082.60-27,942,123.90-16,388,594.60

Finding the Fourth Proportional to 18,628,082.60, 27,942,123.90 and 16,388,594.60

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Solution

The fourth proportional to 18,628,082.60, 27,942,123.90 and 16,388,594.60 is: 24,582,891.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,628,082.60 : 27,942,123.90 = 16,388,594.60 : x
  2. Step 2: Convert to fraction form
    18,628,082.60/27,942,123.90 = 16,388,594.60/x
  3. Step 3: Cross multiply
    18,628,082.60x = 27,942,123.90 × 16,388,594.60
  4. Step 4: Simplify right side
    18,628,082.60x = 457,932,140,860,070.88
  5. Step 5: Solve for x
    x = 457,932,140,860,070.88/18,628,082.60
  6. Step 6: Final answer
    x = 24,582,891.90

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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.