Home / 11,615,632.98-16,029,961.86-6,388,861.53

Finding the Fourth Proportional to 11,615,632.98, 16,029,961.86 and 6,388,861.53

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Solution

The fourth proportional to 11,615,632.98, 16,029,961.86 and 6,388,861.53 is: 8,816,842.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,615,632.98 : 16,029,961.86 = 6,388,861.53 : x
  2. Step 2: Convert to fraction form
    11,615,632.98/16,029,961.86 = 6,388,861.53/x
  3. Step 3: Cross multiply
    11,615,632.98x = 16,029,961.86 × 6,388,861.53
  4. Step 4: Simplify right side
    11,615,632.98x = 102,413,206,738,791.84
  5. Step 5: Solve for x
    x = 102,413,206,738,791.84/11,615,632.98
  6. Step 6: Final answer
    x = 8,816,842.52

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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.