Home / 12,449,532-17,194,525.92-8,368,065.12

Finding the Fourth Proportional to 12,449,532, 17,194,525.92 and 8,368,065.12

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Solution

The fourth proportional to 12,449,532, 17,194,525.92 and 8,368,065.12 is: 11,557,455.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,449,532 : 17,194,525.92 = 8,368,065.12 : x
  2. Step 2: Convert to fraction form
    12,449,532/17,194,525.92 = 8,368,065.12/x
  3. Step 3: Cross multiply
    12,449,532x = 17,194,525.92 × 8,368,065.12
  4. Step 4: Simplify right side
    12,449,532x = 143,884,912,606,087.94
  5. Step 5: Solve for x
    x = 143,884,912,606,087.94/12,449,532
  6. Step 6: Final answer
    x = 11,557,455.54

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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.