Home / 14,419,933.60-19,898,247.41-8,538,512.67

Finding the Fourth Proportional to 14,419,933.60, 19,898,247.41 and 8,538,512.67

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Solution

The fourth proportional to 14,419,933.60, 19,898,247.41 and 8,538,512.67 is: 11,782,400.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,419,933.60 : 19,898,247.41 = 8,538,512.67 : x
  2. Step 2: Convert to fraction form
    14,419,933.60/19,898,247.41 = 8,538,512.67/x
  3. Step 3: Cross multiply
    14,419,933.60x = 19,898,247.41 × 8,538,512.67
  4. Step 4: Simplify right side
    14,419,933.60x = 169,901,437,621,079.69
  5. Step 5: Solve for x
    x = 169,901,437,621,079.69/14,419,933.60
  6. Step 6: Final answer
    x = 11,782,400.83

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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.