Home / 20,324,992.14-30,464,293.05-8,186,682.06

Finding the Fourth Proportional to 20,324,992.14, 30,464,293.05 and 8,186,682.06

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Solution

The fourth proportional to 20,324,992.14, 30,464,293.05 and 8,186,682.06 is: 12,270,680.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,324,992.14 : 30,464,293.05 = 8,186,682.06 : x
  2. Step 2: Convert to fraction form
    20,324,992.14/30,464,293.05 = 8,186,682.06/x
  3. Step 3: Cross multiply
    20,324,992.14x = 30,464,293.05 × 8,186,682.06
  4. Step 4: Simplify right side
    20,324,992.14x = 249,401,481,383,017.69
  5. Step 5: Solve for x
    x = 249,401,481,383,017.69/20,324,992.14
  6. Step 6: Final answer
    x = 12,270,680.34

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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.