Home / 20,082,504.14-27,714,440.28-11,380,387.40

Finding the Fourth Proportional to 20,082,504.14, 27,714,440.28 and 11,380,387.40

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Solution

The fourth proportional to 20,082,504.14, 27,714,440.28 and 11,380,387.40 is: 15,705,265.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,082,504.14 : 27,714,440.28 = 11,380,387.40 : x
  2. Step 2: Convert to fraction form
    20,082,504.14/27,714,440.28 = 11,380,387.40/x
  3. Step 3: Cross multiply
    20,082,504.14x = 27,714,440.28 × 11,380,387.40
  4. Step 4: Simplify right side
    20,082,504.14x = 315,401,066,960,564.50
  5. Step 5: Solve for x
    x = 315,401,066,960,564.50/20,082,504.14
  6. Step 6: Final answer
    x = 15,705,265.88

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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.