Home / 11,192,690.10-16,789,035.15-3,620,421.30

Finding the Fourth Proportional to 11,192,690.10, 16,789,035.15 and 3,620,421.30

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Solution

The fourth proportional to 11,192,690.10, 16,789,035.15 and 3,620,421.30 is: 5,430,631.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,192,690.10 : 16,789,035.15 = 3,620,421.30 : x
  2. Step 2: Convert to fraction form
    11,192,690.10/16,789,035.15 = 3,620,421.30/x
  3. Step 3: Cross multiply
    11,192,690.10x = 16,789,035.15 × 3,620,421.30
  4. Step 4: Simplify right side
    11,192,690.10x = 60,783,380,463,508.69
  5. Step 5: Solve for x
    x = 60,783,380,463,508.69/11,192,690.10
  6. Step 6: Final answer
    x = 5,430,631.95

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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.