Home / 66,302,687.57-91,485,562.61-36,933,289.25

Finding the Fourth Proportional to 66,302,687.57, 91,485,562.61 and 36,933,289.25

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Solution

The fourth proportional to 66,302,687.57, 91,485,562.61 and 36,933,289.25 is: 50,961,173.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,302,687.57 : 91,485,562.61 = 36,933,289.25 : x
  2. Step 2: Convert to fraction form
    66,302,687.57/91,485,562.61 = 36,933,289.25/x
  3. Step 3: Cross multiply
    66,302,687.57x = 91,485,562.61 × 36,933,289.25
  4. Step 4: Simplify right side
    66,302,687.57x = 3,378,862,745,889,448.50
  5. Step 5: Solve for x
    x = 3,378,862,745,889,448.50/66,302,687.57
  6. Step 6: Final answer
    x = 50,961,173.22

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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.