Home / 65,629,935.36-90,571,137-36,263,160.24

Finding the Fourth Proportional to 65,629,935.36, 90,571,137 and 36,263,160.24

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Solution

The fourth proportional to 65,629,935.36, 90,571,137 and 36,263,160.24 is: 50,044,170.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,629,935.36 : 90,571,137 = 36,263,160.24 : x
  2. Step 2: Convert to fraction form
    65,629,935.36/90,571,137 = 36,263,160.24/x
  3. Step 3: Cross multiply
    65,629,935.36x = 90,571,137 × 36,263,160.24
  4. Step 4: Simplify right side
    65,629,935.36x = 3,284,395,654,149,993
  5. Step 5: Solve for x
    x = 3,284,395,654,149,993/65,629,935.36
  6. Step 6: Final answer
    x = 50,044,170.18

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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.