Home / 19,404,849.74-29,100,976.26-6,447,520.64

Finding the Fourth Proportional to 19,404,849.74, 29,100,976.26 and 6,447,520.64

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Solution

The fourth proportional to 19,404,849.74, 29,100,976.26 and 6,447,520.64 is: 9,669,188.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404,849.74 : 29,100,976.26 = 6,447,520.64 : x
  2. Step 2: Convert to fraction form
    19,404,849.74/29,100,976.26 = 6,447,520.64/x
  3. Step 3: Cross multiply
    19,404,849.74x = 29,100,976.26 × 6,447,520.64
  4. Step 4: Simplify right side
    19,404,849.74x = 187,629,145,080,500
  5. Step 5: Solve for x
    x = 187,629,145,080,500/19,404,849.74
  6. Step 6: Final answer
    x = 9,669,188.25

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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.