Home / 13,463,209.70-20,194,296.15-4,487,761.70

Finding the Fourth Proportional to 13,463,209.70, 20,194,296.15 and 4,487,761.70

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Solution

The fourth proportional to 13,463,209.70, 20,194,296.15 and 4,487,761.70 is: 6,731,469.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463,209.70 : 20,194,296.15 = 4,487,761.70 : x
  2. Step 2: Convert to fraction form
    13,463,209.70/20,194,296.15 = 4,487,761.70/x
  3. Step 3: Cross multiply
    13,463,209.70x = 20,194,296.15 × 4,487,761.70
  4. Step 4: Simplify right side
    13,463,209.70x = 90,627,188,820,427.45
  5. Step 5: Solve for x
    x = 90,627,188,820,427.45/13,463,209.70
  6. Step 6: Final answer
    x = 6,731,469.75

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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.