Home / 18,806,494.20-28,209,741.30-6,036,163.80

Finding the Fourth Proportional to 18,806,494.20, 28,209,741.30 and 6,036,163.80

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Solution

The fourth proportional to 18,806,494.20, 28,209,741.30 and 6,036,163.80 is: 9,054,245.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,806,494.20 : 28,209,741.30 = 6,036,163.80 : x
  2. Step 2: Convert to fraction form
    18,806,494.20/28,209,741.30 = 6,036,163.80/x
  3. Step 3: Cross multiply
    18,806,494.20x = 28,209,741.30 × 6,036,163.80
  4. Step 4: Simplify right side
    18,806,494.20x = 170,278,619,242,424.94
  5. Step 5: Solve for x
    x = 170,278,619,242,424.94/18,806,494.20
  6. Step 6: Final answer
    x = 9,054,245.70

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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.