Home / 6,667,608.40-9,201,299.08-3,611,821.84

Finding the Fourth Proportional to 6,667,608.40, 9,201,299.08 and 3,611,821.84

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Solution

The fourth proportional to 6,667,608.40, 9,201,299.08 and 3,611,821.84 is: 4,984,313.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,667,608.40 : 9,201,299.08 = 3,611,821.84 : x
  2. Step 2: Convert to fraction form
    6,667,608.40/9,201,299.08 = 3,611,821.84/x
  3. Step 3: Cross multiply
    6,667,608.40x = 9,201,299.08 × 3,611,821.84
  4. Step 4: Simplify right side
    6,667,608.40x = 33,233,452,973,515.91
  5. Step 5: Solve for x
    x = 33,233,452,973,515.91/6,667,608.40
  6. Step 6: Final answer
    x = 4,984,313.86

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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.