Home / 20,136,632.44-30,184,723.32-6,479,741.56

Finding the Fourth Proportional to 20,136,632.44, 30,184,723.32 and 6,479,741.56

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Solution

The fourth proportional to 20,136,632.44, 30,184,723.32 and 6,479,741.56 is: 9,713,104.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,136,632.44 : 30,184,723.32 = 6,479,741.56 : x
  2. Step 2: Convert to fraction form
    20,136,632.44/30,184,723.32 = 6,479,741.56/x
  3. Step 3: Cross multiply
    20,136,632.44x = 30,184,723.32 × 6,479,741.56
  4. Step 4: Simplify right side
    20,136,632.44x = 195,589,206,173,705.16
  5. Step 5: Solve for x
    x = 195,589,206,173,705.16/20,136,632.44
  6. Step 6: Final answer
    x = 9,713,104.05

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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.