Home / 39,256,396.04-54,170,027.70-28,948,668.68

Finding the Fourth Proportional to 39,256,396.04, 54,170,027.70 and 28,948,668.68

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Solution

The fourth proportional to 39,256,396.04, 54,170,027.70 and 28,948,668.68 is: 39,946,361.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,256,396.04 : 54,170,027.70 = 28,948,668.68 : x
  2. Step 2: Convert to fraction form
    39,256,396.04/54,170,027.70 = 28,948,668.68/x
  3. Step 3: Cross multiply
    39,256,396.04x = 54,170,027.70 × 28,948,668.68
  4. Step 4: Simplify right side
    39,256,396.04x = 1,568,150,184,273,722.50
  5. Step 5: Solve for x
    x = 1,568,150,184,273,722.50/39,256,396.04
  6. Step 6: Final answer
    x = 39,946,361.42

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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.