Home / 9,265,556.63-12,787,234.20-5,136,883.35

Finding the Fourth Proportional to 9,265,556.63, 12,787,234.20 and 5,136,883.35

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Solution

The fourth proportional to 9,265,556.63, 12,787,234.20 and 5,136,883.35 is: 7,089,323.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,265,556.63 : 12,787,234.20 = 5,136,883.35 : x
  2. Step 2: Convert to fraction form
    9,265,556.63/12,787,234.20 = 5,136,883.35/x
  3. Step 3: Cross multiply
    9,265,556.63x = 12,787,234.20 × 5,136,883.35
  4. Step 4: Simplify right side
    9,265,556.63x = 65,686,530,467,747.69
  5. Step 5: Solve for x
    x = 65,686,530,467,747.69/9,265,556.63
  6. Step 6: Final answer
    x = 7,089,323.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.