Home / 38,111,375.55-52,593,893.10-20,707,765.35

Finding the Fourth Proportional to 38,111,375.55, 52,593,893.10 and 20,707,765.35

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Solution

The fourth proportional to 38,111,375.55, 52,593,893.10 and 20,707,765.35 is: 28,576,822.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,111,375.55 : 52,593,893.10 = 20,707,765.35 : x
  2. Step 2: Convert to fraction form
    38,111,375.55/52,593,893.10 = 20,707,765.35/x
  3. Step 3: Cross multiply
    38,111,375.55x = 52,593,893.10 × 20,707,765.35
  4. Step 4: Simplify right side
    38,111,375.55x = 1,089,101,997,157,784.25
  5. Step 5: Solve for x
    x = 1,089,101,997,157,784.25/38,111,375.55
  6. Step 6: Final answer
    x = 28,576,822.05

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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.