Home / 25,320,435.58-34,942,235.38-13,717,998.72

Finding the Fourth Proportional to 25,320,435.58, 34,942,235.38 and 13,717,998.72

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Solution

The fourth proportional to 25,320,435.58, 34,942,235.38 and 13,717,998.72 is: 18,930,856.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,320,435.58 : 34,942,235.38 = 13,717,998.72 : x
  2. Step 2: Convert to fraction form
    25,320,435.58/34,942,235.38 = 13,717,998.72/x
  3. Step 3: Cross multiply
    25,320,435.58x = 34,942,235.38 × 13,717,998.72
  4. Step 4: Simplify right side
    25,320,435.58x = 479,337,540,216,778.75
  5. Step 5: Solve for x
    x = 479,337,540,216,778.75/25,320,435.58
  6. Step 6: Final answer
    x = 18,930,856.81

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1.5x scale

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.