Home / 48,787,500-73,182,766.32-18,089,718.24

Finding the Fourth Proportional to 48,787,500, 73,182,766.32 and 18,089,718.24

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Solution

The fourth proportional to 48,787,500, 73,182,766.32 and 18,089,718.24 is: 27,135,139.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,787,500 : 73,182,766.32 = 18,089,718.24 : x
  2. Step 2: Convert to fraction form
    48,787,500/73,182,766.32 = 18,089,718.24/x
  3. Step 3: Cross multiply
    48,787,500x = 73,182,766.32 × 18,089,718.24
  4. Step 4: Simplify right side
    48,787,500x = 1,323,855,622,752,561.50
  5. Step 5: Solve for x
    x = 1,323,855,622,752,561.50/48,787,500
  6. Step 6: Final answer
    x = 27,135,139.59

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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.