Home / 11,477,755.65-15,839,110.11-6,321,596.97

Finding the Fourth Proportional to 11,477,755.65, 15,839,110.11 and 6,321,596.97

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Solution

The fourth proportional to 11,477,755.65, 15,839,110.11 and 6,321,596.97 is: 8,723,697.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,477,755.65 : 15,839,110.11 = 6,321,596.97 : x
  2. Step 2: Convert to fraction form
    11,477,755.65/15,839,110.11 = 6,321,596.97/x
  3. Step 3: Cross multiply
    11,477,755.65x = 15,839,110.11 × 6,321,596.97
  4. Step 4: Simplify right side
    11,477,755.65x = 100,128,470,478,872.36
  5. Step 5: Solve for x
    x = 100,128,470,478,872.36/11,477,755.65
  6. Step 6: Final answer
    x = 8,723,697.69

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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.