Home / 57,328,805.37-86,030,203.99-20,934,148.53

Finding the Fourth Proportional to 57,328,805.37, 86,030,203.99 and 20,934,148.53

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Solution

The fourth proportional to 57,328,805.37, 86,030,203.99 and 20,934,148.53 is: 31,414,732.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,328,805.37 : 86,030,203.99 = 20,934,148.53 : x
  2. Step 2: Convert to fraction form
    57,328,805.37/86,030,203.99 = 20,934,148.53/x
  3. Step 3: Cross multiply
    57,328,805.37x = 86,030,203.99 × 20,934,148.53
  4. Step 4: Simplify right side
    57,328,805.37x = 1,800,969,068,392,858.50
  5. Step 5: Solve for x
    x = 1,800,969,068,392,858.50/57,328,805.37
  6. Step 6: Final answer
    x = 31,414,732.21

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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.