Home / 6,370,515.20-9,558,537.60-3,218,643.20

Finding the Fourth Proportional to 6,370,515.20, 9,558,537.60 and 3,218,643.20

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Solution

The fourth proportional to 6,370,515.20, 9,558,537.60 and 3,218,643.20 is: 4,829,361.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370,515.20 : 9,558,537.60 = 3,218,643.20 : x
  2. Step 2: Convert to fraction form
    6,370,515.20/9,558,537.60 = 3,218,643.20/x
  3. Step 3: Cross multiply
    6,370,515.20x = 9,558,537.60 × 3,218,643.20
  4. Step 4: Simplify right side
    6,370,515.20x = 30,765,522,048,184.32
  5. Step 5: Solve for x
    x = 30,765,522,048,184.32/6,370,515.20
  6. Step 6: Final answer
    x = 4,829,361.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.