Home / 36,278,385.15-54,440,989.22-13,247,391.37

Finding the Fourth Proportional to 36,278,385.15, 54,440,989.22 and 13,247,391.37

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Solution

The fourth proportional to 36,278,385.15, 54,440,989.22 and 13,247,391.37 is: 19,879,635.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278,385.15 : 54,440,989.22 = 13,247,391.37 : x
  2. Step 2: Convert to fraction form
    36,278,385.15/54,440,989.22 = 13,247,391.37/x
  3. Step 3: Cross multiply
    36,278,385.15x = 54,440,989.22 × 13,247,391.37
  4. Step 4: Simplify right side
    36,278,385.15x = 721,201,090,767,291
  5. Step 5: Solve for x
    x = 721,201,090,767,291/36,278,385.15
  6. Step 6: Final answer
    x = 19,879,635.98

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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.