Home / 7,788,200.60-11,682,300.90-5,635,864.55

Finding the Fourth Proportional to 7,788,200.60, 11,682,300.90 and 5,635,864.55

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Solution

The fourth proportional to 7,788,200.60, 11,682,300.90 and 5,635,864.55 is: 8,453,796.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,788,200.60 : 11,682,300.90 = 5,635,864.55 : x
  2. Step 2: Convert to fraction form
    7,788,200.60/11,682,300.90 = 5,635,864.55/x
  3. Step 3: Cross multiply
    7,788,200.60x = 11,682,300.90 × 5,635,864.55
  4. Step 4: Simplify right side
    7,788,200.60x = 65,839,865,504,743.09
  5. Step 5: Solve for x
    x = 65,839,865,504,743.09/7,788,200.60
  6. Step 6: Final answer
    x = 8,453,796.83

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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.