Home / 13,180,739.58-18,180,027.99-12,096,512.46

Finding the Fourth Proportional to 13,180,739.58, 18,180,027.99 and 12,096,512.46

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Solution

The fourth proportional to 13,180,739.58, 18,180,027.99 and 12,096,512.46 is: 16,684,567.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,180,739.58 : 18,180,027.99 = 12,096,512.46 : x
  2. Step 2: Convert to fraction form
    13,180,739.58/18,180,027.99 = 12,096,512.46/x
  3. Step 3: Cross multiply
    13,180,739.58x = 18,180,027.99 × 12,096,512.46
  4. Step 4: Simplify right side
    13,180,739.58x = 219,914,935,104,183.75
  5. Step 5: Solve for x
    x = 219,914,935,104,183.75/13,180,739.58
  6. Step 6: Final answer
    x = 16,684,567.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.