Home / 12,244,557.15-18,366,835.73-10,921,859.55

Finding the Fourth Proportional to 12,244,557.15, 18,366,835.73 and 10,921,859.55

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Solution

The fourth proportional to 12,244,557.15, 18,366,835.73 and 10,921,859.55 is: 16,382,789.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,244,557.15 : 18,366,835.73 = 10,921,859.55 : x
  2. Step 2: Convert to fraction form
    12,244,557.15/18,366,835.73 = 10,921,859.55/x
  3. Step 3: Cross multiply
    12,244,557.15x = 18,366,835.73 × 10,921,859.55
  4. Step 4: Simplify right side
    12,244,557.15x = 200,600,000,166,372.47
  5. Step 5: Solve for x
    x = 200,600,000,166,372.47/12,244,557.15
  6. Step 6: Final answer
    x = 16,382,789.33

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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.