Home / 32,917,719-45,415,954.62-21,324,169.56

Finding the Fourth Proportional to 32,917,719, 45,415,954.62 and 21,324,169.56

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Solution

The fourth proportional to 32,917,719, 45,415,954.62 and 21,324,169.56 is: 29,420,553.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,917,719 : 45,415,954.62 = 21,324,169.56 : x
  2. Step 2: Convert to fraction form
    32,917,719/45,415,954.62 = 21,324,169.56/x
  3. Step 3: Cross multiply
    32,917,719x = 45,415,954.62 × 21,324,169.56
  4. Step 4: Simplify right side
    32,917,719x = 968,457,517,046,145.25
  5. Step 5: Solve for x
    x = 968,457,517,046,145.25/32,917,719
  6. Step 6: Final answer
    x = 29,420,553.62

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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.