Home / 11,417,694.12-15,741,175.14-9,070,679.16

Finding the Fourth Proportional to 11,417,694.12, 15,741,175.14 and 9,070,679.16

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Solution

The fourth proportional to 11,417,694.12, 15,741,175.14 and 9,070,679.16 is: 12,505,427.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,417,694.12 : 15,741,175.14 = 9,070,679.16 : x
  2. Step 2: Convert to fraction form
    11,417,694.12/15,741,175.14 = 9,070,679.16/x
  3. Step 3: Cross multiply
    11,417,694.12x = 15,741,175.14 × 9,070,679.16
  4. Step 4: Simplify right side
    11,417,694.12x = 142,783,149,296,308.09
  5. Step 5: Solve for x
    x = 142,783,149,296,308.09/11,417,694.12
  6. Step 6: Final answer
    x = 12,505,427.79

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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.