Home / 36,755,890.80-55,054,120.05-30,378,598.80

Finding the Fourth Proportional to 36,755,890.80, 55,054,120.05 and 30,378,598.80

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Solution

The fourth proportional to 36,755,890.80, 55,054,120.05 and 30,378,598.80 is: 45,502,013.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,755,890.80 : 55,054,120.05 = 30,378,598.80 : x
  2. Step 2: Convert to fraction form
    36,755,890.80/55,054,120.05 = 30,378,598.80/x
  3. Step 3: Cross multiply
    36,755,890.80x = 55,054,120.05 × 30,378,598.80
  4. Step 4: Simplify right side
    36,755,890.80x = 1,672,467,025,285,986
  5. Step 5: Solve for x
    x = 1,672,467,025,285,986/36,755,890.80
  6. Step 6: Final answer
    x = 45,502,013.12

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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.