Home / 13,959,448.16-20,939,173.68-4,374,825.44

Finding the Fourth Proportional to 13,959,448.16, 20,939,173.68 and 4,374,825.44

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Solution

The fourth proportional to 13,959,448.16, 20,939,173.68 and 4,374,825.44 is: 6,562,238.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,959,448.16 : 20,939,173.68 = 4,374,825.44 : x
  2. Step 2: Convert to fraction form
    13,959,448.16/20,939,173.68 = 4,374,825.44/x
  3. Step 3: Cross multiply
    13,959,448.16x = 20,939,173.68 × 4,374,825.44
  4. Step 4: Simplify right side
    13,959,448.16x = 91,605,229,707,842.42
  5. Step 5: Solve for x
    x = 91,605,229,707,842.42/13,959,448.16
  6. Step 6: Final answer
    x = 6,562,238.61

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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.