Home / 25,344,124.80-38,016,187.20-11,188,348.80

Finding the Fourth Proportional to 25,344,124.80, 38,016,187.20 and 11,188,348.80

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Solution

The fourth proportional to 25,344,124.80, 38,016,187.20 and 11,188,348.80 is: 16,782,523.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,344,124.80 : 38,016,187.20 = 11,188,348.80 : x
  2. Step 2: Convert to fraction form
    25,344,124.80/38,016,187.20 = 11,188,348.80/x
  3. Step 3: Cross multiply
    25,344,124.80x = 38,016,187.20 × 11,188,348.80
  4. Step 4: Simplify right side
    25,344,124.80x = 425,338,362,439,695.44
  5. Step 5: Solve for x
    x = 425,338,362,439,695.44/25,344,124.80
  6. Step 6: Final answer
    x = 16,782,523.20

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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.