Home / 38,041,850.93-52,497,773.31-20,638,191.54

Finding the Fourth Proportional to 38,041,850.93, 52,497,773.31 and 20,638,191.54

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Solution

The fourth proportional to 38,041,850.93, 52,497,773.31 and 20,638,191.54 is: 28,480,714.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,041,850.93 : 52,497,773.31 = 20,638,191.54 : x
  2. Step 2: Convert to fraction form
    38,041,850.93/52,497,773.31 = 20,638,191.54/x
  3. Step 3: Cross multiply
    38,041,850.93x = 52,497,773.31 × 20,638,191.54
  4. Step 4: Simplify right side
    38,041,850.93x = 1,083,459,100,858,149.88
  5. Step 5: Solve for x
    x = 1,083,459,100,858,149.88/38,041,850.93
  6. Step 6: Final answer
    x = 28,480,714.64

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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.