Home / 20,148,650.22-30,222,956.87-6,315,708.46

Finding the Fourth Proportional to 20,148,650.22, 30,222,956.87 and 6,315,708.46

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Solution

The fourth proportional to 20,148,650.22, 30,222,956.87 and 6,315,708.46 is: 9,473,556.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,148,650.22 : 30,222,956.87 = 6,315,708.46 : x
  2. Step 2: Convert to fraction form
    20,148,650.22/30,222,956.87 = 6,315,708.46/x
  3. Step 3: Cross multiply
    20,148,650.22x = 30,222,956.87 × 6,315,708.46
  4. Step 4: Simplify right side
    20,148,650.22x = 190,879,384,282,938.16
  5. Step 5: Solve for x
    x = 190,879,384,282,938.16/20,148,650.22
  6. Step 6: Final answer
    x = 9,473,556.90

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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.