Home / 84,222,696.32-126,346,078.56-25,935,297.92

Finding the Fourth Proportional to 84,222,696.32, 126,346,078.56 and 25,935,297.92

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Solution

The fourth proportional to 84,222,696.32, 126,346,078.56 and 25,935,297.92 is: 38,906,652.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,222,696.32 : 126,346,078.56 = 25,935,297.92 : x
  2. Step 2: Convert to fraction form
    84,222,696.32/126,346,078.56 = 25,935,297.92/x
  3. Step 3: Cross multiply
    84,222,696.32x = 126,346,078.56 × 25,935,297.92
  4. Step 4: Simplify right side
    84,222,696.32x = 3,276,823,188,477,325
  5. Step 5: Solve for x
    x = 3,276,823,188,477,325/84,222,696.32
  6. Step 6: Final answer
    x = 38,906,652.62

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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.