Home / 31,186,481.90-43,035,604.72-17,054,879.71

Finding the Fourth Proportional to 31,186,481.90, 43,035,604.72 and 17,054,879.71

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Solution

The fourth proportional to 31,186,481.90, 43,035,604.72 and 17,054,879.71 is: 23,534,782.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,186,481.90 : 43,035,604.72 = 17,054,879.71 : x
  2. Step 2: Convert to fraction form
    31,186,481.90/43,035,604.72 = 17,054,879.71/x
  3. Step 3: Cross multiply
    31,186,481.90x = 43,035,604.72 × 17,054,879.71
  4. Step 4: Simplify right side
    31,186,481.90x = 733,967,061,628,672.25
  5. Step 5: Solve for x
    x = 733,967,061,628,672.25/31,186,481.90
  6. Step 6: Final answer
    x = 23,534,782.28

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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.