Home / 20,113,965.37-27,760,197.10-11,294,406.73

Finding the Fourth Proportional to 20,113,965.37, 27,760,197.10 and 11,294,406.73

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Solution

The fourth proportional to 20,113,965.37, 27,760,197.10 and 11,294,406.73 is: 15,587,923.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,113,965.37 : 27,760,197.10 = 11,294,406.73 : x
  2. Step 2: Convert to fraction form
    20,113,965.37/27,760,197.10 = 11,294,406.73/x
  3. Step 3: Cross multiply
    20,113,965.37x = 27,760,197.10 × 11,294,406.73
  4. Step 4: Simplify right side
    20,113,965.37x = 313,534,956,813,565.50
  5. Step 5: Solve for x
    x = 313,534,956,813,565.50/20,113,965.37
  6. Step 6: Final answer
    x = 15,587,923.67

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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.