Home / 54,151,371.20-81,219,066.95-15,802,588.64

Finding the Fourth Proportional to 54,151,371.20, 81,219,066.95 and 15,802,588.64

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Solution

The fourth proportional to 54,151,371.20, 81,219,066.95 and 15,802,588.64 is: 23,701,551.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,151,371.20 : 81,219,066.95 = 15,802,588.64 : x
  2. Step 2: Convert to fraction form
    54,151,371.20/81,219,066.95 = 15,802,588.64/x
  3. Step 3: Cross multiply
    54,151,371.20x = 81,219,066.95 × 15,802,588.64
  4. Step 4: Simplify right side
    54,151,371.20x = 1,283,471,504,735,469.50
  5. Step 5: Solve for x
    x = 1,283,471,504,735,469.50/54,151,371.20
  6. Step 6: Final answer
    x = 23,701,551.34

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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.