Home / 11,939,208.87-16,476,692.31-6,713,861.61

Finding the Fourth Proportional to 11,939,208.87, 16,476,692.31 and 6,713,861.61

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Solution

The fourth proportional to 11,939,208.87, 16,476,692.31 and 6,713,861.61 is: 9,265,457.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,939,208.87 : 16,476,692.31 = 6,713,861.61 : x
  2. Step 2: Convert to fraction form
    11,939,208.87/16,476,692.31 = 6,713,861.61/x
  3. Step 3: Cross multiply
    11,939,208.87x = 16,476,692.31 × 6,713,861.61
  4. Step 4: Simplify right side
    11,939,208.87x = 110,622,231,959,891.23
  5. Step 5: Solve for x
    x = 110,622,231,959,891.23/11,939,208.87
  6. Step 6: Final answer
    x = 9,265,457.47

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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.