Home / 22,028,212.54-33,042,318.60-8,378,205.58

Finding the Fourth Proportional to 22,028,212.54, 33,042,318.60 and 8,378,205.58

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Solution

The fourth proportional to 22,028,212.54, 33,042,318.60 and 8,378,205.58 is: 12,567,308.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,028,212.54 : 33,042,318.60 = 8,378,205.58 : x
  2. Step 2: Convert to fraction form
    22,028,212.54/33,042,318.60 = 8,378,205.58/x
  3. Step 3: Cross multiply
    22,028,212.54x = 33,042,318.60 × 8,378,205.58
  4. Step 4: Simplify right side
    22,028,212.54x = 276,835,338,070,657.81
  5. Step 5: Solve for x
    x = 276,835,338,070,657.81/22,028,212.54
  6. Step 6: Final answer
    x = 12,567,308.29

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1.5x scale

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.