Home / 13,269,232.75-18,309,566.19-7,467,668.50

Finding the Fourth Proportional to 13,269,232.75, 18,309,566.19 and 7,467,668.50

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Solution

The fourth proportional to 13,269,232.75, 18,309,566.19 and 7,467,668.50 is: 10,304,271.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,269,232.75 : 18,309,566.19 = 7,467,668.50 : x
  2. Step 2: Convert to fraction form
    13,269,232.75/18,309,566.19 = 7,467,668.50/x
  3. Step 3: Cross multiply
    13,269,232.75x = 18,309,566.19 × 7,467,668.50
  4. Step 4: Simplify right side
    13,269,232.75x = 136,729,770,699,280.38
  5. Step 5: Solve for x
    x = 136,729,770,699,280.38/13,269,232.75
  6. Step 6: Final answer
    x = 10,304,271.04

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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.