Home / 13,188,474.60-19,786,211.10-4,667,922.60

Finding the Fourth Proportional to 13,188,474.60, 19,786,211.10 and 4,667,922.60

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Solution

The fourth proportional to 13,188,474.60, 19,786,211.10 and 4,667,922.60 is: 7,003,122.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,188,474.60 : 19,786,211.10 = 4,667,922.60 : x
  2. Step 2: Convert to fraction form
    13,188,474.60/19,786,211.10 = 4,667,922.60/x
  3. Step 3: Cross multiply
    13,188,474.60x = 19,786,211.10 × 4,667,922.60
  4. Step 4: Simplify right side
    13,188,474.60x = 92,360,501,962,060.86
  5. Step 5: Solve for x
    x = 92,360,501,962,060.86/13,188,474.60
  6. Step 6: Final answer
    x = 7,003,122.41

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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.