Home / 57,328,804.37-86,030,202.49-20,934,147.53

Finding the Fourth Proportional to 57,328,804.37, 86,030,202.49 and 20,934,147.53

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Solution

The fourth proportional to 57,328,804.37, 86,030,202.49 and 20,934,147.53 is: 31,414,730.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,328,804.37 : 86,030,202.49 = 20,934,147.53 : x
  2. Step 2: Convert to fraction form
    57,328,804.37/86,030,202.49 = 20,934,147.53/x
  3. Step 3: Cross multiply
    57,328,804.37x = 86,030,202.49 × 20,934,147.53
  4. Step 4: Simplify right side
    57,328,804.37x = 1,800,968,950,961,433.25
  5. Step 5: Solve for x
    x = 1,800,968,950,961,433.25/57,328,804.37
  6. Step 6: Final answer
    x = 31,414,730.71

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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.