Home / 11,631,897.11-17,439,765.89-5,151,441.08

Finding the Fourth Proportional to 11,631,897.11, 17,439,765.89 and 5,151,441.08

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Solution

The fourth proportional to 11,631,897.11, 17,439,765.89 and 5,151,441.08 is: 7,723,583.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,631,897.11 : 17,439,765.89 = 5,151,441.08 : x
  2. Step 2: Convert to fraction form
    11,631,897.11/17,439,765.89 = 5,151,441.08/x
  3. Step 3: Cross multiply
    11,631,897.11x = 17,439,765.89 × 5,151,441.08
  4. Step 4: Simplify right side
    11,631,897.11x = 89,839,926,318,372.73
  5. Step 5: Solve for x
    x = 89,839,926,318,372.73/11,631,897.11
  6. Step 6: Final answer
    x = 7,723,583.31

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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.