Home / 20,101,468.68-30,140,218.26-13,632,497.64

Finding the Fourth Proportional to 20,101,468.68, 30,140,218.26 and 13,632,497.64

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Solution

The fourth proportional to 20,101,468.68, 30,140,218.26 and 13,632,497.64 is: 20,440,618.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,101,468.68 : 30,140,218.26 = 13,632,497.64 : x
  2. Step 2: Convert to fraction form
    20,101,468.68/30,140,218.26 = 13,632,497.64/x
  3. Step 3: Cross multiply
    20,101,468.68x = 30,140,218.26 × 13,632,497.64
  4. Step 4: Simplify right side
    20,101,468.68x = 410,886,454,298,534.94
  5. Step 5: Solve for x
    x = 410,886,454,298,534.94/20,101,468.68
  6. Step 6: Final answer
    x = 20,440,618.59

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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.