Home / 13,774,042.20-20,661,063.30-4,189,344.60

Finding the Fourth Proportional to 13,774,042.20, 20,661,063.30 and 4,189,344.60

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Solution

The fourth proportional to 13,774,042.20, 20,661,063.30 and 4,189,344.60 is: 6,284,016.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,774,042.20 : 20,661,063.30 = 4,189,344.60 : x
  2. Step 2: Convert to fraction form
    13,774,042.20/20,661,063.30 = 4,189,344.60/x
  3. Step 3: Cross multiply
    13,774,042.20x = 20,661,063.30 × 4,189,344.60
  4. Step 4: Simplify right side
    13,774,042.20x = 86,556,313,966,113.19
  5. Step 5: Solve for x
    x = 86,556,313,966,113.19/13,774,042.20
  6. Step 6: Final answer
    x = 6,284,016.90

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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.