Home / 11,100,032.80-16,650,049.20-3,121,856.80

Finding the Fourth Proportional to 11,100,032.80, 16,650,049.20 and 3,121,856.80

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Solution

The fourth proportional to 11,100,032.80, 16,650,049.20 and 3,121,856.80 is: 4,682,785.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,100,032.80 : 16,650,049.20 = 3,121,856.80 : x
  2. Step 2: Convert to fraction form
    11,100,032.80/16,650,049.20 = 3,121,856.80/x
  3. Step 3: Cross multiply
    11,100,032.80x = 16,650,049.20 × 3,121,856.80
  4. Step 4: Simplify right side
    11,100,032.80x = 51,979,069,315,354.55
  5. Step 5: Solve for x
    x = 51,979,069,315,354.55/11,100,032.80
  6. Step 6: Final answer
    x = 4,682,785.20

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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.