Home / 20,237,958.20-27,929,048.46-11,070,391.16

Finding the Fourth Proportional to 20,237,958.20, 27,929,048.46 and 11,070,391.16

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Solution

The fourth proportional to 20,237,958.20, 27,929,048.46 and 11,070,391.16 is: 15,277,504.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,237,958.20 : 27,929,048.46 = 11,070,391.16 : x
  2. Step 2: Convert to fraction form
    20,237,958.20/27,929,048.46 = 11,070,391.16/x
  3. Step 3: Cross multiply
    20,237,958.20x = 27,929,048.46 × 11,070,391.16
  4. Step 4: Simplify right side
    20,237,958.20x = 309,185,491,178,795.62
  5. Step 5: Solve for x
    x = 309,185,491,178,795.62/20,237,958.20
  6. Step 6: Final answer
    x = 15,277,504.19

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.