Home / 20,241,212.40-27,933,188.04-11,074,008.24

Finding the Fourth Proportional to 20,241,212.40, 27,933,188.04 and 11,074,008.24

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Solution

The fourth proportional to 20,241,212.40, 27,933,188.04 and 11,074,008.24 is: 15,282,303.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,241,212.40 : 27,933,188.04 = 11,074,008.24 : x
  2. Step 2: Convert to fraction form
    20,241,212.40/27,933,188.04 = 11,074,008.24/x
  3. Step 3: Cross multiply
    20,241,212.40x = 27,933,188.04 × 11,074,008.24
  4. Step 4: Simplify right side
    20,241,212.40x = 309,332,354,524,429.44
  5. Step 5: Solve for x
    x = 309,332,354,524,429.44/20,241,212.40
  6. Step 6: Final answer
    x = 15,282,303.67

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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.