Home / 12,379,517.07-17,082,880.22-6,872,464.49

Finding the Fourth Proportional to 12,379,517.07, 17,082,880.22 and 6,872,464.49

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Solution

The fourth proportional to 12,379,517.07, 17,082,880.22 and 6,872,464.49 is: 9,483,527.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,379,517.07 : 17,082,880.22 = 6,872,464.49 : x
  2. Step 2: Convert to fraction form
    12,379,517.07/17,082,880.22 = 6,872,464.49/x
  3. Step 3: Cross multiply
    12,379,517.07x = 17,082,880.22 × 6,872,464.49
  4. Step 4: Simplify right side
    12,379,517.07x = 117,401,487,579,096.67
  5. Step 5: Solve for x
    x = 117,401,487,579,096.67/12,379,517.07
  6. Step 6: Final answer
    x = 9,483,527.26

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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.