Home / 12,610,093.13-18,915,157.92-3,512,216.87

Finding the Fourth Proportional to 12,610,093.13, 18,915,157.92 and 3,512,216.87

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Solution

The fourth proportional to 12,610,093.13, 18,915,157.92 and 3,512,216.87 is: 5,268,330.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,610,093.13 : 18,915,157.92 = 3,512,216.87 : x
  2. Step 2: Convert to fraction form
    12,610,093.13/18,915,157.92 = 3,512,216.87/x
  3. Step 3: Cross multiply
    12,610,093.13x = 18,915,157.92 × 3,512,216.87
  4. Step 4: Simplify right side
    12,610,093.13x = 66,434,136,650,762.33
  5. Step 5: Solve for x
    x = 66,434,136,650,762.33/12,610,093.13
  6. Step 6: Final answer
    x = 5,268,330.38

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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.