Home / 21,691,944.98-32,504,277.93-12,571,420.92

Finding the Fourth Proportional to 21,691,944.98, 32,504,277.93 and 12,571,420.92

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Solution

The fourth proportional to 21,691,944.98, 32,504,277.93 and 12,571,420.92 is: 18,837,635.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,691,944.98 : 32,504,277.93 = 12,571,420.92 : x
  2. Step 2: Convert to fraction form
    21,691,944.98/32,504,277.93 = 12,571,420.92/x
  3. Step 3: Cross multiply
    21,691,944.98x = 32,504,277.93 × 12,571,420.92
  4. Step 4: Simplify right side
    21,691,944.98x = 408,624,959,558,696.31
  5. Step 5: Solve for x
    x = 408,624,959,558,696.31/21,691,944.98
  6. Step 6: Final answer
    x = 18,837,635.81

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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.