Home / 8,657,630.25-11,945,668.55-5,219,797.47

Finding the Fourth Proportional to 8,657,630.25, 11,945,668.55 and 5,219,797.47

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Solution

The fourth proportional to 8,657,630.25, 11,945,668.55 and 5,219,797.47 is: 7,202,198.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,657,630.25 : 11,945,668.55 = 5,219,797.47 : x
  2. Step 2: Convert to fraction form
    8,657,630.25/11,945,668.55 = 5,219,797.47/x
  3. Step 3: Cross multiply
    8,657,630.25x = 11,945,668.55 × 5,219,797.47
  4. Step 4: Simplify right side
    8,657,630.25x = 62,353,970,474,748.57
  5. Step 5: Solve for x
    x = 62,353,970,474,748.57/8,657,630.25
  6. Step 6: Final answer
    x = 7,202,198.37

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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.