Home / 12,794,989.14-19,192,486.32-4,275,326.52

Finding the Fourth Proportional to 12,794,989.14, 19,192,486.32 and 4,275,326.52

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Solution

The fourth proportional to 12,794,989.14, 19,192,486.32 and 4,275,326.52 is: 6,412,990.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,794,989.14 : 19,192,486.32 = 4,275,326.52 : x
  2. Step 2: Convert to fraction form
    12,794,989.14/19,192,486.32 = 4,275,326.52/x
  3. Step 3: Cross multiply
    12,794,989.14x = 19,192,486.32 × 4,275,326.52
  4. Step 4: Simplify right side
    12,794,989.14x = 82,054,145,748,633.20
  5. Step 5: Solve for x
    x = 82,054,145,748,633.20/12,794,989.14
  6. Step 6: Final answer
    x = 6,412,990.65

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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.