Home / 39,452,172.35-54,445,679.63-22,048,517.21

Finding the Fourth Proportional to 39,452,172.35, 54,445,679.63 and 22,048,517.21

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Solution

The fourth proportional to 39,452,172.35, 54,445,679.63 and 22,048,517.21 is: 30,427,893.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,452,172.35 : 54,445,679.63 = 22,048,517.21 : x
  2. Step 2: Convert to fraction form
    39,452,172.35/54,445,679.63 = 22,048,517.21/x
  3. Step 3: Cross multiply
    39,452,172.35x = 54,445,679.63 × 22,048,517.21
  4. Step 4: Simplify right side
    39,452,172.35x = 1,200,446,503,949,730.25
  5. Step 5: Solve for x
    x = 1,200,446,503,949,730.25/39,452,172.35
  6. Step 6: Final answer
    x = 30,427,893.64

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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.