Home / 13,352,818.28-20,028,625.55-5,568,527.12

Finding the Fourth Proportional to 13,352,818.28, 20,028,625.55 and 5,568,527.12

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Solution

The fourth proportional to 13,352,818.28, 20,028,625.55 and 5,568,527.12 is: 8,352,539.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,352,818.28 : 20,028,625.55 = 5,568,527.12 : x
  2. Step 2: Convert to fraction form
    13,352,818.28/20,028,625.55 = 5,568,527.12/x
  3. Step 3: Cross multiply
    13,352,818.28x = 20,028,625.55 × 5,568,527.12
  4. Step 4: Simplify right side
    13,352,818.28x = 111,529,944,573,728.84
  5. Step 5: Solve for x
    x = 111,529,944,573,728.84/13,352,818.28
  6. Step 6: Final answer
    x = 8,352,539.68

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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.