Home / 12,057,274.30-16,639,227.42-6,550,758.22

Finding the Fourth Proportional to 12,057,274.30, 16,639,227.42 and 6,550,758.22

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Solution

The fourth proportional to 12,057,274.30, 16,639,227.42 and 6,550,758.22 is: 9,040,148.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,057,274.30 : 16,639,227.42 = 6,550,758.22 : x
  2. Step 2: Convert to fraction form
    12,057,274.30/16,639,227.42 = 6,550,758.22/x
  3. Step 3: Cross multiply
    12,057,274.30x = 16,639,227.42 × 6,550,758.22
  4. Step 4: Simplify right side
    12,057,274.30x = 108,999,555,796,014.39
  5. Step 5: Solve for x
    x = 108,999,555,796,014.39/12,057,274.30
  6. Step 6: Final answer
    x = 9,040,148.97

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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.