Home / 14,092,571.76-21,131,164.88-4,243,198.56

Finding the Fourth Proportional to 14,092,571.76, 21,131,164.88 and 4,243,198.56

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Solution

The fourth proportional to 14,092,571.76, 21,131,164.88 and 4,243,198.56 is: 6,362,481.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,092,571.76 : 21,131,164.88 = 4,243,198.56 : x
  2. Step 2: Convert to fraction form
    14,092,571.76/21,131,164.88 = 4,243,198.56/x
  3. Step 3: Cross multiply
    14,092,571.76x = 21,131,164.88 × 4,243,198.56
  4. Step 4: Simplify right side
    14,092,571.76x = 89,663,728,389,938.56
  5. Step 5: Solve for x
    x = 89,663,728,389,938.56/14,092,571.76
  6. Step 6: Final answer
    x = 6,362,481.59

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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.