Home / 11,555,243.71-15,946,040.25-6,398,494.54

Finding the Fourth Proportional to 11,555,243.71, 15,946,040.25 and 6,398,494.54

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Solution

The fourth proportional to 11,555,243.71, 15,946,040.25 and 6,398,494.54 is: 8,829,813.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,243.71 : 15,946,040.25 = 6,398,494.54 : x
  2. Step 2: Convert to fraction form
    11,555,243.71/15,946,040.25 = 6,398,494.54/x
  3. Step 3: Cross multiply
    11,555,243.71x = 15,946,040.25 × 6,398,494.54
  4. Step 4: Simplify right side
    11,555,243.71x = 102,030,651,474,245.23
  5. Step 5: Solve for x
    x = 102,030,651,474,245.23/11,555,243.71
  6. Step 6: Final answer
    x = 8,829,813.90

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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.