Home / 20,524,889.56-30,782,357.70-8,551,093.72

Finding the Fourth Proportional to 20,524,889.56, 30,782,357.70 and 8,551,093.72

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Solution

The fourth proportional to 20,524,889.56, 30,782,357.70 and 8,551,093.72 is: 12,824,567.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,524,889.56 : 30,782,357.70 = 8,551,093.72 : x
  2. Step 2: Convert to fraction form
    20,524,889.56/30,782,357.70 = 8,551,093.72/x
  3. Step 3: Cross multiply
    20,524,889.56x = 30,782,357.70 × 8,551,093.72
  4. Step 4: Simplify right side
    20,524,889.56x = 263,222,825,615,263.66
  5. Step 5: Solve for x
    x = 263,222,825,615,263.66/20,524,889.56
  6. Step 6: Final answer
    x = 12,824,567.21

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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.