Home / 49,294,481.85-73,948,448.48-20,533,891.37

Finding the Fourth Proportional to 49,294,481.85, 73,948,448.48 and 20,533,891.37

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Solution

The fourth proportional to 49,294,481.85, 73,948,448.48 and 20,533,891.37 is: 30,803,638.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,294,481.85 : 73,948,448.48 = 20,533,891.37 : x
  2. Step 2: Convert to fraction form
    49,294,481.85/73,948,448.48 = 20,533,891.37/x
  3. Step 3: Cross multiply
    49,294,481.85x = 73,948,448.48 × 20,533,891.37
  4. Step 4: Simplify right side
    49,294,481.85x = 1,518,449,407,595,949.75
  5. Step 5: Solve for x
    x = 1,518,449,407,595,949.75/49,294,481.85
  6. Step 6: Final answer
    x = 30,803,638.68

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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.