Home / 6,659,647.49-9,190,313.44-3,603,861.74

Finding the Fourth Proportional to 6,659,647.49, 9,190,313.44 and 3,603,861.74

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Solution

The fourth proportional to 6,659,647.49, 9,190,313.44 and 3,603,861.74 is: 4,973,329.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659,647.49 : 9,190,313.44 = 3,603,861.74 : x
  2. Step 2: Convert to fraction form
    6,659,647.49/9,190,313.44 = 3,603,861.74/x
  3. Step 3: Cross multiply
    6,659,647.49x = 9,190,313.44 × 3,603,861.74
  4. Step 4: Simplify right side
    6,659,647.49x = 33,120,618,930,062.56
  5. Step 5: Solve for x
    x = 33,120,618,930,062.56/6,659,647.49
  6. Step 6: Final answer
    x = 4,973,329.14

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1.5x scale

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.