Home / 12,057,271.80-16,639,223.97-6,550,755.72

Finding the Fourth Proportional to 12,057,271.80, 16,639,223.97 and 6,550,755.72

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Solution

The fourth proportional to 12,057,271.80, 16,639,223.97 and 6,550,755.72 is: 9,040,145.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,057,271.80 : 16,639,223.97 = 6,550,755.72 : x
  2. Step 2: Convert to fraction form
    12,057,271.80/16,639,223.97 = 6,550,755.72/x
  3. Step 3: Cross multiply
    12,057,271.80x = 16,639,223.97 × 6,550,755.72
  4. Step 4: Simplify right side
    12,057,271.80x = 108,999,491,597,838.61
  5. Step 5: Solve for x
    x = 108,999,491,597,838.61/12,057,271.80
  6. Step 6: Final answer
    x = 9,040,145.52

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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.