Home / 11,825,135.20-17,737,702.80-8,990,783.20

Finding the Fourth Proportional to 11,825,135.20, 17,737,702.80 and 8,990,783.20

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Solution

The fourth proportional to 11,825,135.20, 17,737,702.80 and 8,990,783.20 is: 13,486,174.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,825,135.20 : 17,737,702.80 = 8,990,783.20 : x
  2. Step 2: Convert to fraction form
    11,825,135.20/17,737,702.80 = 8,990,783.20/x
  3. Step 3: Cross multiply
    11,825,135.20x = 17,737,702.80 × 8,990,783.20
  4. Step 4: Simplify right side
    11,825,135.20x = 159,475,840,340,832.97
  5. Step 5: Solve for x
    x = 159,475,840,340,832.97/11,825,135.20
  6. Step 6: Final answer
    x = 13,486,174.80

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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.