Home / 39,371,995.72-54,333,504.30-21,969,074.44

Finding the Fourth Proportional to 39,371,995.72, 54,333,504.30 and 21,969,074.44

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Solution

The fourth proportional to 39,371,995.72, 54,333,504.30 and 21,969,074.44 is: 30,317,406.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,371,995.72 : 54,333,504.30 = 21,969,074.44 : x
  2. Step 2: Convert to fraction form
    39,371,995.72/54,333,504.30 = 21,969,074.44/x
  3. Step 3: Cross multiply
    39,371,995.72x = 54,333,504.30 × 21,969,074.44
  4. Step 4: Simplify right side
    39,371,995.72x = 1,193,656,800,552,760
  5. Step 5: Solve for x
    x = 1,193,656,800,552,760/39,371,995.72
  6. Step 6: Final answer
    x = 30,317,406.54

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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.