Home / 7,858,300.50-11,787,453.45-3,535,300.80

Finding the Fourth Proportional to 7,858,300.50, 11,787,453.45 and 3,535,300.80

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Solution

The fourth proportional to 7,858,300.50, 11,787,453.45 and 3,535,300.80 is: 5,302,952.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858,300.50 : 11,787,453.45 = 3,535,300.80 : x
  2. Step 2: Convert to fraction form
    7,858,300.50/11,787,453.45 = 3,535,300.80/x
  3. Step 3: Cross multiply
    7,858,300.50x = 11,787,453.45 × 3,535,300.80
  4. Step 4: Simplify right side
    7,858,300.50x = 41,672,193,611,747.76
  5. Step 5: Solve for x
    x = 41,672,193,611,747.76/7,858,300.50
  6. Step 6: Final answer
    x = 5,302,952.41

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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.