Home / 36,877,635.08-55,303,467.15-12,278,881.56

Finding the Fourth Proportional to 36,877,635.08, 55,303,467.15 and 12,278,881.56

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Solution

The fourth proportional to 36,877,635.08, 55,303,467.15 and 12,278,881.56 is: 18,413,998.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,877,635.08 : 55,303,467.15 = 12,278,881.56 : x
  2. Step 2: Convert to fraction form
    36,877,635.08/55,303,467.15 = 12,278,881.56/x
  3. Step 3: Cross multiply
    36,877,635.08x = 55,303,467.15 × 12,278,881.56
  4. Step 4: Simplify right side
    36,877,635.08x = 679,064,723,245,634.62
  5. Step 5: Solve for x
    x = 679,064,723,245,634.62/36,877,635.08
  6. Step 6: Final answer
    x = 18,413,998.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.