Home / 11,631,897.86-17,439,767.01-5,151,441.83

Finding the Fourth Proportional to 11,631,897.86, 17,439,767.01 and 5,151,441.83

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Solution

The fourth proportional to 11,631,897.86, 17,439,767.01 and 5,151,441.83 is: 7,723,584.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,631,897.86 : 17,439,767.01 = 5,151,441.83 : x
  2. Step 2: Convert to fraction form
    11,631,897.86/17,439,767.01 = 5,151,441.83/x
  3. Step 3: Cross multiply
    11,631,897.86x = 17,439,767.01 × 5,151,441.83
  4. Step 4: Simplify right side
    11,631,897.86x = 89,839,945,193,569.20
  5. Step 5: Solve for x
    x = 89,839,945,193,569.20/11,631,897.86
  6. Step 6: Final answer
    x = 7,723,584.43

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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.