Home / 12,856,366.50-17,741,919.61-7,055,523.96

Finding the Fourth Proportional to 12,856,366.50, 17,741,919.61 and 7,055,523.96

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Solution

The fourth proportional to 12,856,366.50, 17,741,919.61 and 7,055,523.96 is: 9,736,696.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,856,366.50 : 17,741,919.61 = 7,055,523.96 : x
  2. Step 2: Convert to fraction form
    12,856,366.50/17,741,919.61 = 7,055,523.96/x
  3. Step 3: Cross multiply
    12,856,366.50x = 17,741,919.61 × 7,055,523.96
  4. Step 4: Simplify right side
    12,856,366.50x = 125,178,538,904,748.84
  5. Step 5: Solve for x
    x = 125,178,538,904,748.84/12,856,366.50
  6. Step 6: Final answer
    x = 9,736,696.52

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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.