Home / 9,469,099.60-13,067,415.12-5,118,174.88

Finding the Fourth Proportional to 9,469,099.60, 13,067,415.12 and 5,118,174.88

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Solution

The fourth proportional to 9,469,099.60, 13,067,415.12 and 5,118,174.88 is: 7,063,112.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,469,099.60 : 13,067,415.12 = 5,118,174.88 : x
  2. Step 2: Convert to fraction form
    9,469,099.60/13,067,415.12 = 5,118,174.88/x
  3. Step 3: Cross multiply
    9,469,099.60x = 13,067,415.12 × 5,118,174.88
  4. Step 4: Simplify right side
    9,469,099.60x = 66,881,315,813,716.18
  5. Step 5: Solve for x
    x = 66,881,315,813,716.18/9,469,099.60
  6. Step 6: Final answer
    x = 7,063,112.51

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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.