Home / 20,295,749.86-30,448,102.68-5,919,942.76

Finding the Fourth Proportional to 20,295,749.86, 30,448,102.68 and 5,919,942.76

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Solution

The fourth proportional to 20,295,749.86, 30,448,102.68 and 5,919,942.76 is: 8,881,220.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,295,749.86 : 30,448,102.68 = 5,919,942.76 : x
  2. Step 2: Convert to fraction form
    20,295,749.86/30,448,102.68 = 5,919,942.76/x
  3. Step 3: Cross multiply
    20,295,749.86x = 30,448,102.68 × 5,919,942.76
  4. Step 4: Simplify right side
    20,295,749.86x = 180,251,025,016,202.59
  5. Step 5: Solve for x
    x = 180,251,025,016,202.59/20,295,749.86
  6. Step 6: Final answer
    x = 8,881,220.27

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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.