Home / 19,091,739.94-28,626,186.39-12,951,266.74

Finding the Fourth Proportional to 19,091,739.94, 28,626,186.39 and 12,951,266.74

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Solution

The fourth proportional to 19,091,739.94, 28,626,186.39 and 12,951,266.74 is: 19,419,150.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,091,739.94 : 28,626,186.39 = 12,951,266.74 : x
  2. Step 2: Convert to fraction form
    19,091,739.94/28,626,186.39 = 12,951,266.74/x
  3. Step 3: Cross multiply
    19,091,739.94x = 28,626,186.39 × 12,951,266.74
  4. Step 4: Simplify right side
    19,091,739.94x = 370,745,375,685,847.69
  5. Step 5: Solve for x
    x = 370,745,375,685,847.69/19,091,739.94
  6. Step 6: Final answer
    x = 19,419,150.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.