Home / 22,519,367.91-31,083,334.55-13,102,374.60

Finding the Fourth Proportional to 22,519,367.91, 31,083,334.55 and 13,102,374.60

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Solution

The fourth proportional to 22,519,367.91, 31,083,334.55 and 13,102,374.60 is: 18,085,120.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,519,367.91 : 31,083,334.55 = 13,102,374.60 : x
  2. Step 2: Convert to fraction form
    22,519,367.91/31,083,334.55 = 13,102,374.60/x
  3. Step 3: Cross multiply
    22,519,367.91x = 31,083,334.55 × 13,102,374.60
  4. Step 4: Simplify right side
    22,519,367.91x = 407,265,493,025,710.56
  5. Step 5: Solve for x
    x = 407,265,493,025,710.56/22,519,367.91
  6. Step 6: Final answer
    x = 18,085,120.98

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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.