Home / 18,057,044.82-27,079,268.66-7,954,154.58

Finding the Fourth Proportional to 18,057,044.82, 27,079,268.66 and 7,954,154.58

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Solution

The fourth proportional to 18,057,044.82, 27,079,268.66 and 7,954,154.58 is: 11,928,457.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,057,044.82 : 27,079,268.66 = 7,954,154.58 : x
  2. Step 2: Convert to fraction form
    18,057,044.82/27,079,268.66 = 7,954,154.58/x
  3. Step 3: Cross multiply
    18,057,044.82x = 27,079,268.66 × 7,954,154.58
  4. Step 4: Simplify right side
    18,057,044.82x = 215,392,688,834,989.47
  5. Step 5: Solve for x
    x = 215,392,688,834,989.47/18,057,044.82
  6. Step 6: Final answer
    x = 11,928,457.34

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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.