Home / 37,900,063.56-52,302,245.34-20,496,408.78

Finding the Fourth Proportional to 37,900,063.56, 52,302,245.34 and 20,496,408.78

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Solution

The fourth proportional to 37,900,063.56, 52,302,245.34 and 20,496,408.78 is: 28,285,129.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,900,063.56 : 52,302,245.34 = 20,496,408.78 : x
  2. Step 2: Convert to fraction form
    37,900,063.56/52,302,245.34 = 20,496,408.78/x
  3. Step 3: Cross multiply
    37,900,063.56x = 52,302,245.34 × 20,496,408.78
  4. Step 4: Simplify right side
    37,900,063.56x = 1,072,008,200,600,490.25
  5. Step 5: Solve for x
    x = 1,072,008,200,600,490.25/37,900,063.56
  6. Step 6: Final answer
    x = 28,285,129.36

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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.