Home / 20,136,634.44-30,184,726.32-6,479,743.56

Finding the Fourth Proportional to 20,136,634.44, 30,184,726.32 and 6,479,743.56

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Solution

The fourth proportional to 20,136,634.44, 30,184,726.32 and 6,479,743.56 is: 9,713,107.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,136,634.44 : 30,184,726.32 = 6,479,743.56 : x
  2. Step 2: Convert to fraction form
    20,136,634.44/30,184,726.32 = 6,479,743.56/x
  3. Step 3: Cross multiply
    20,136,634.44x = 30,184,726.32 × 6,479,743.56
  4. Step 4: Simplify right side
    20,136,634.44x = 195,589,285,982,382.50
  5. Step 5: Solve for x
    x = 195,589,285,982,382.50/20,136,634.44
  6. Step 6: Final answer
    x = 9,713,107.05

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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.