Home / 13,556,074.22-20,334,066.97-4,920,163.15

Finding the Fourth Proportional to 13,556,074.22, 20,334,066.97 and 4,920,163.15

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Solution

The fourth proportional to 13,556,074.22, 20,334,066.97 and 4,920,163.15 is: 7,380,228.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,556,074.22 : 20,334,066.97 = 4,920,163.15 : x
  2. Step 2: Convert to fraction form
    13,556,074.22/20,334,066.97 = 4,920,163.15/x
  3. Step 3: Cross multiply
    13,556,074.22x = 20,334,066.97 × 4,920,163.15
  4. Step 4: Simplify right side
    13,556,074.22x = 100,046,926,995,426.16
  5. Step 5: Solve for x
    x = 100,046,926,995,426.16/13,556,074.22
  6. Step 6: Final answer
    x = 7,380,228.63

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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.