Home / 14,066,321.48-21,098,549.09-6,388,143.56

Finding the Fourth Proportional to 14,066,321.48, 21,098,549.09 and 6,388,143.56

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Solution

The fourth proportional to 14,066,321.48, 21,098,549.09 and 6,388,143.56 is: 9,581,791.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,066,321.48 : 21,098,549.09 = 6,388,143.56 : x
  2. Step 2: Convert to fraction form
    14,066,321.48/21,098,549.09 = 6,388,143.56/x
  3. Step 3: Cross multiply
    14,066,321.48x = 21,098,549.09 × 6,388,143.56
  4. Step 4: Simplify right side
    14,066,321.48x = 134,780,560,494,627.34
  5. Step 5: Solve for x
    x = 134,780,560,494,627.34/14,066,321.48
  6. Step 6: Final answer
    x = 9,581,791.56

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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.