Home / 65,253,386.80-90,024,187.37-37,361,190.30

Finding the Fourth Proportional to 65,253,386.80, 90,024,187.37 and 37,361,190.30

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Solution

The fourth proportional to 65,253,386.80, 90,024,187.37 and 37,361,190.30 is: 51,543,850.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,253,386.80 : 90,024,187.37 = 37,361,190.30 : x
  2. Step 2: Convert to fraction form
    65,253,386.80/90,024,187.37 = 37,361,190.30/x
  3. Step 3: Cross multiply
    65,253,386.80x = 90,024,187.37 × 37,361,190.30
  4. Step 4: Simplify right side
    65,253,386.80x = 3,363,410,795,933,426.50
  5. Step 5: Solve for x
    x = 3,363,410,795,933,426.50/65,253,386.80
  6. Step 6: Final answer
    x = 51,543,850.23

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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.