Home / 37,923,682.72-52,334,537.52-20,520,061.60

Finding the Fourth Proportional to 37,923,682.72, 52,334,537.52 and 20,520,061.60

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Solution

The fourth proportional to 37,923,682.72, 52,334,537.52 and 20,520,061.60 is: 28,317,606.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,923,682.72 : 52,334,537.52 = 20,520,061.60 : x
  2. Step 2: Convert to fraction form
    37,923,682.72/52,334,537.52 = 20,520,061.60/x
  3. Step 3: Cross multiply
    37,923,682.72x = 52,334,537.52 × 20,520,061.60
  4. Step 4: Simplify right side
    37,923,682.72x = 1,073,907,933,717,911.38
  5. Step 5: Solve for x
    x = 1,073,907,933,717,911.38/37,923,682.72
  6. Step 6: Final answer
    x = 28,317,606.75

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1.5x scale

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.