Home / 13,898,558.22-20,850,456.47-5,265,244.50

Finding the Fourth Proportional to 13,898,558.22, 20,850,456.47 and 5,265,244.50

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Solution

The fourth proportional to 13,898,558.22, 20,850,456.47 and 5,265,244.50 is: 7,898,858.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,898,558.22 : 20,850,456.47 = 5,265,244.50 : x
  2. Step 2: Convert to fraction form
    13,898,558.22/20,850,456.47 = 5,265,244.50/x
  3. Step 3: Cross multiply
    13,898,558.22x = 20,850,456.47 × 5,265,244.50
  4. Step 4: Simplify right side
    13,898,558.22x = 109,782,751,224,830.69
  5. Step 5: Solve for x
    x = 109,782,751,224,830.69/13,898,558.22
  6. Step 6: Final answer
    x = 7,898,858.97

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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.