Home / 33,082,020.72-45,653,214.60-18,397,364.40

Finding the Fourth Proportional to 33,082,020.72, 45,653,214.60 and 18,397,364.40

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Solution

The fourth proportional to 33,082,020.72, 45,653,214.60 and 18,397,364.40 is: 25,388,377.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,082,020.72 : 45,653,214.60 = 18,397,364.40 : x
  2. Step 2: Convert to fraction form
    33,082,020.72/45,653,214.60 = 18,397,364.40/x
  3. Step 3: Cross multiply
    33,082,020.72x = 45,653,214.60 × 18,397,364.40
  4. Step 4: Simplify right side
    33,082,020.72x = 839,898,825,027,600.25
  5. Step 5: Solve for x
    x = 839,898,825,027,600.25/33,082,020.72
  6. Step 6: Final answer
    x = 25,388,377.33

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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.