Home / 10,925,388.60-16,388,082.90-7,524,166.20

Finding the Fourth Proportional to 10,925,388.60, 16,388,082.90 and 7,524,166.20

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Solution

The fourth proportional to 10,925,388.60, 16,388,082.90 and 7,524,166.20 is: 11,286,249.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925,388.60 : 16,388,082.90 = 7,524,166.20 : x
  2. Step 2: Convert to fraction form
    10,925,388.60/16,388,082.90 = 7,524,166.20/x
  3. Step 3: Cross multiply
    10,925,388.60x = 16,388,082.90 × 7,524,166.20
  4. Step 4: Simplify right side
    10,925,388.60x = 123,306,659,438,977.98
  5. Step 5: Solve for x
    x = 123,306,659,438,977.98/10,925,388.60
  6. Step 6: Final answer
    x = 11,286,249.30

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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.