Home / 33,148,383.96-45,742,418.55-18,263,057.79

Finding the Fourth Proportional to 33,148,383.96, 45,742,418.55 and 18,263,057.79

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Solution

The fourth proportional to 33,148,383.96, 45,742,418.55 and 18,263,057.79 is: 25,201,724.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,148,383.96 : 45,742,418.55 = 18,263,057.79 : x
  2. Step 2: Convert to fraction form
    33,148,383.96/45,742,418.55 = 18,263,057.79/x
  3. Step 3: Cross multiply
    33,148,383.96x = 45,742,418.55 × 18,263,057.79
  4. Step 4: Simplify right side
    33,148,383.96x = 835,396,433,433,017.88
  5. Step 5: Solve for x
    x = 835,396,433,433,017.88/33,148,383.96
  6. Step 6: Final answer
    x = 25,201,724.30

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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.