Home / 6,909,462.52-9,530,121.96-5,990,047.72

Finding the Fourth Proportional to 6,909,462.52, 9,530,121.96 and 5,990,047.72

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Solution

The fourth proportional to 6,909,462.52, 9,530,121.96 and 5,990,047.72 is: 8,261,986.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,462.52 : 9,530,121.96 = 5,990,047.72 : x
  2. Step 2: Convert to fraction form
    6,909,462.52/9,530,121.96 = 5,990,047.72/x
  3. Step 3: Cross multiply
    6,909,462.52x = 9,530,121.96 × 5,990,047.72
  4. Step 4: Simplify right side
    6,909,462.52x = 57,085,885,317,819.94
  5. Step 5: Solve for x
    x = 57,085,885,317,819.94/6,909,462.52
  6. Step 6: Final answer
    x = 8,261,986.39

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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.