Home / 37,847,319.89-52,229,322.43-20,443,665.20

Finding the Fourth Proportional to 37,847,319.89, 52,229,322.43 and 20,443,665.20

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Solution

The fourth proportional to 37,847,319.89, 52,229,322.43 and 20,443,665.20 is: 28,212,269.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,847,319.89 : 52,229,322.43 = 20,443,665.20 : x
  2. Step 2: Convert to fraction form
    37,847,319.89/52,229,322.43 = 20,443,665.20/x
  3. Step 3: Cross multiply
    37,847,319.89x = 52,229,322.43 × 20,443,665.20
  4. Step 4: Simplify right side
    37,847,319.89x = 1,067,758,781,120,623.88
  5. Step 5: Solve for x
    x = 1,067,758,781,120,623.88/37,847,319.89
  6. Step 6: Final answer
    x = 28,212,269.31

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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.