Home / 40,202,286.56-55,489,009.56-22,808,813.12

Finding the Fourth Proportional to 40,202,286.56, 55,489,009.56 and 22,808,813.12

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Solution

The fourth proportional to 40,202,286.56, 55,489,009.56 and 22,808,813.12 is: 31,481,752.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,202,286.56 : 55,489,009.56 = 22,808,813.12 : x
  2. Step 2: Convert to fraction form
    40,202,286.56/55,489,009.56 = 22,808,813.12/x
  3. Step 3: Cross multiply
    40,202,286.56x = 55,489,009.56 × 22,808,813.12
  4. Step 4: Simplify right side
    40,202,286.56x = 1,265,638,449,267,933.50
  5. Step 5: Solve for x
    x = 1,265,638,449,267,933.50/40,202,286.56
  6. Step 6: Final answer
    x = 31,481,752.84

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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.