Home / 29,166,544.80-43,749,817.20-12,125,440.80

Finding the Fourth Proportional to 29,166,544.80, 43,749,817.20 and 12,125,440.80

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Solution

The fourth proportional to 29,166,544.80, 43,749,817.20 and 12,125,440.80 is: 18,188,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,166,544.80 : 43,749,817.20 = 12,125,440.80 : x
  2. Step 2: Convert to fraction form
    29,166,544.80/43,749,817.20 = 12,125,440.80/x
  3. Step 3: Cross multiply
    29,166,544.80x = 43,749,817.20 × 12,125,440.80
  4. Step 4: Simplify right side
    29,166,544.80x = 530,485,818,469,421.81
  5. Step 5: Solve for x
    x = 530,485,818,469,421.81/29,166,544.80
  6. Step 6: Final answer
    x = 18,188,161.20

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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.