Home / 13,397,598.91-20,097,597.16-5,200,048.95

Finding the Fourth Proportional to 13,397,598.91, 20,097,597.16 and 5,200,048.95

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Solution

The fourth proportional to 13,397,598.91, 20,097,597.16 and 5,200,048.95 is: 7,800,538.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,397,598.91 : 20,097,597.16 = 5,200,048.95 : x
  2. Step 2: Convert to fraction form
    13,397,598.91/20,097,597.16 = 5,200,048.95/x
  3. Step 3: Cross multiply
    13,397,598.91x = 20,097,597.16 × 5,200,048.95
  4. Step 4: Simplify right side
    13,397,598.91x = 104,508,488,940,515.05
  5. Step 5: Solve for x
    x = 104,508,488,940,515.05/13,397,598.91
  6. Step 6: Final answer
    x = 7,800,538.71

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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.