Home / 11,878,695.48-16,392,610.26-6,446,187.48

Finding the Fourth Proportional to 11,878,695.48, 16,392,610.26 and 6,446,187.48

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Solution

The fourth proportional to 11,878,695.48, 16,392,610.26 and 6,446,187.48 is: 8,895,744.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,878,695.48 : 16,392,610.26 = 6,446,187.48 : x
  2. Step 2: Convert to fraction form
    11,878,695.48/16,392,610.26 = 6,446,187.48/x
  3. Step 3: Cross multiply
    11,878,695.48x = 16,392,610.26 × 6,446,187.48
  4. Step 4: Simplify right side
    11,878,695.48x = 105,669,839,022,531.55
  5. Step 5: Solve for x
    x = 105,669,839,022,531.55/11,878,695.48
  6. Step 6: Final answer
    x = 8,895,744.42

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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.