Home / 40,409,811.33-55,764,699.39-22,769,622.42

Finding the Fourth Proportional to 40,409,811.33, 55,764,699.39 and 22,769,622.42

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Solution

The fourth proportional to 40,409,811.33, 55,764,699.39 and 22,769,622.42 is: 31,421,605.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,409,811.33 : 55,764,699.39 = 22,769,622.42 : x
  2. Step 2: Convert to fraction form
    40,409,811.33/55,764,699.39 = 22,769,622.42/x
  3. Step 3: Cross multiply
    40,409,811.33x = 55,764,699.39 × 22,769,622.42
  4. Step 4: Simplify right side
    40,409,811.33x = 1,269,741,149,475,104.50
  5. Step 5: Solve for x
    x = 1,269,741,149,475,104.50/40,409,811.33
  6. Step 6: Final answer
    x = 31,421,605.49

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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.