Home / 54,151,775.79-81,219,687.60-17,764,011.33

Finding the Fourth Proportional to 54,151,775.79, 81,219,687.60 and 17,764,011.33

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Solution

The fourth proportional to 54,151,775.79, 81,219,687.60 and 17,764,011.33 is: 26,643,400.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,151,775.79 : 81,219,687.60 = 17,764,011.33 : x
  2. Step 2: Convert to fraction form
    54,151,775.79/81,219,687.60 = 17,764,011.33/x
  3. Step 3: Cross multiply
    54,151,775.79x = 81,219,687.60 × 17,764,011.33
  4. Step 4: Simplify right side
    54,151,775.79x = 1,442,787,450,745,460.25
  5. Step 5: Solve for x
    x = 1,442,787,450,745,460.25/54,151,775.79
  6. Step 6: Final answer
    x = 26,643,400.51

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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.