Home / 28,318,168.82-39,082,073.03-17,311,362.32

Finding the Fourth Proportional to 28,318,168.82, 39,082,073.03 and 17,311,362.32

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Solution

The fourth proportional to 28,318,168.82, 39,082,073.03 and 17,311,362.32 is: 23,891,513.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,318,168.82 : 39,082,073.03 = 17,311,362.32 : x
  2. Step 2: Convert to fraction form
    28,318,168.82/39,082,073.03 = 17,311,362.32/x
  3. Step 3: Cross multiply
    28,318,168.82x = 39,082,073.03 × 17,311,362.32
  4. Step 4: Simplify right side
    28,318,168.82x = 676,563,926,515,096.38
  5. Step 5: Solve for x
    x = 676,563,926,515,096.38/28,318,168.82
  6. Step 6: Final answer
    x = 23,891,513.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.