Home / 20,364,793.10-30,582,619.05-10,798,855.10

Finding the Fourth Proportional to 20,364,793.10, 30,582,619.05 and 10,798,855.10

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Solution

The fourth proportional to 20,364,793.10, 30,582,619.05 and 10,798,855.10 is: 16,217,069.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,364,793.10 : 30,582,619.05 = 10,798,855.10 : x
  2. Step 2: Convert to fraction form
    20,364,793.10/30,582,619.05 = 10,798,855.10/x
  3. Step 3: Cross multiply
    20,364,793.10x = 30,582,619.05 × 10,798,855.10
  4. Step 4: Simplify right side
    20,364,793.10x = 330,257,271,699,449.62
  5. Step 5: Solve for x
    x = 330,257,271,699,449.62/20,364,793.10
  6. Step 6: Final answer
    x = 16,217,069.83

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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.