Home / 57,328,803.37-86,030,200.99-20,934,146.53

Finding the Fourth Proportional to 57,328,803.37, 86,030,200.99 and 20,934,146.53

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Solution

The fourth proportional to 57,328,803.37, 86,030,200.99 and 20,934,146.53 is: 31,414,729.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,328,803.37 : 86,030,200.99 = 20,934,146.53 : x
  2. Step 2: Convert to fraction form
    57,328,803.37/86,030,200.99 = 20,934,146.53/x
  3. Step 3: Cross multiply
    57,328,803.37x = 86,030,200.99 × 20,934,146.53
  4. Step 4: Simplify right side
    57,328,803.37x = 1,800,968,833,099,859.75
  5. Step 5: Solve for x
    x = 1,800,968,833,099,859.75/57,328,803.37
  6. Step 6: Final answer
    x = 31,414,729.20

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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.