Home / 20,111,102.44-30,166,715.58-4,965,035.56

Finding the Fourth Proportional to 20,111,102.44, 30,166,715.58 and 4,965,035.56

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Solution

The fourth proportional to 20,111,102.44, 30,166,715.58 and 4,965,035.56 is: 7,447,568.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,111,102.44 : 30,166,715.58 = 4,965,035.56 : x
  2. Step 2: Convert to fraction form
    20,111,102.44/30,166,715.58 = 4,965,035.56/x
  3. Step 3: Cross multiply
    20,111,102.44x = 30,166,715.58 × 4,965,035.56
  4. Step 4: Simplify right side
    20,111,102.44x = 149,778,815,583,106
  5. Step 5: Solve for x
    x = 149,778,815,583,106/20,111,102.44
  6. Step 6: Final answer
    x = 7,447,568.63

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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.