Home / 6,315,652-8,715,584.32-3,415,033.88

Finding the Fourth Proportional to 6,315,652, 8,715,584.32 and 3,415,033.88

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Solution

The fourth proportional to 6,315,652, 8,715,584.32 and 3,415,033.88 is: 4,712,738.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,315,652 : 8,715,584.32 = 3,415,033.88 : x
  2. Step 2: Convert to fraction form
    6,315,652/8,715,584.32 = 3,415,033.88/x
  3. Step 3: Cross multiply
    6,315,652x = 8,715,584.32 × 3,415,033.88
  4. Step 4: Simplify right side
    6,315,652x = 29,764,015,736,796.76
  5. Step 5: Solve for x
    x = 29,764,015,736,796.76/6,315,652
  6. Step 6: Final answer
    x = 4,712,738.41

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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.