Home / 18,806,523.70-28,209,785.55-6,036,193.30

Finding the Fourth Proportional to 18,806,523.70, 28,209,785.55 and 6,036,193.30

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Solution

The fourth proportional to 18,806,523.70, 28,209,785.55 and 6,036,193.30 is: 9,054,289.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,806,523.70 : 28,209,785.55 = 6,036,193.30 : x
  2. Step 2: Convert to fraction form
    18,806,523.70/28,209,785.55 = 6,036,193.30/x
  3. Step 3: Cross multiply
    18,806,523.70x = 28,209,785.55 × 6,036,193.30
  4. Step 4: Simplify right side
    18,806,523.70x = 170,279,718,531,346.81
  5. Step 5: Solve for x
    x = 170,279,718,531,346.81/18,806,523.70
  6. Step 6: Final answer
    x = 9,054,289.95

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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.