Home / 20,141,245.92-30,211,841.43-9,352,647.30

Finding the Fourth Proportional to 20,141,245.92, 30,211,841.43 and 9,352,647.30

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Solution

The fourth proportional to 20,141,245.92, 30,211,841.43 and 9,352,647.30 is: 14,028,958.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,141,245.92 : 30,211,841.43 = 9,352,647.30 : x
  2. Step 2: Convert to fraction form
    20,141,245.92/30,211,841.43 = 9,352,647.30/x
  3. Step 3: Cross multiply
    20,141,245.92x = 30,211,841.43 × 9,352,647.30
  4. Step 4: Simplify right side
    20,141,245.92x = 282,560,697,178,317.69
  5. Step 5: Solve for x
    x = 282,560,697,178,317.69/20,141,245.92
  6. Step 6: Final answer
    x = 14,028,958.20

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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.