Home / 39,600,644.04-54,647,913.33-21,959,449.11

Finding the Fourth Proportional to 39,600,644.04, 54,647,913.33 and 21,959,449.11

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Solution

The fourth proportional to 39,600,644.04, 54,647,913.33 and 21,959,449.11 is: 30,303,498.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,600,644.04 : 54,647,913.33 = 21,959,449.11 : x
  2. Step 2: Convert to fraction form
    39,600,644.04/54,647,913.33 = 21,959,449.11/x
  3. Step 3: Cross multiply
    39,600,644.04x = 54,647,913.33 × 21,959,449.11
  4. Step 4: Simplify right side
    39,600,644.04x = 1,200,038,071,737,825.50
  5. Step 5: Solve for x
    x = 1,200,038,071,737,825.50/39,600,644.04
  6. Step 6: Final answer
    x = 30,303,498.87

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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.