Home / 7,749,372.72-11,623,942.20-3,486,530.64

Finding the Fourth Proportional to 7,749,372.72, 11,623,942.20 and 3,486,530.64

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Solution

The fourth proportional to 7,749,372.72, 11,623,942.20 and 3,486,530.64 is: 5,229,743.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749,372.72 : 11,623,942.20 = 3,486,530.64 : x
  2. Step 2: Convert to fraction form
    7,749,372.72/11,623,942.20 = 3,486,530.64/x
  3. Step 3: Cross multiply
    7,749,372.72x = 11,623,942.20 × 3,486,530.64
  4. Step 4: Simplify right side
    7,749,372.72x = 40,527,230,637,889.01
  5. Step 5: Solve for x
    x = 40,527,230,637,889.01/7,749,372.72
  6. Step 6: Final answer
    x = 5,229,743.37

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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.