Finding the Fourth Proportional to 49,348,940.94, 68,106,108.36 and 27,322,440.72
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Solution
The fourth proportional to 49,348,940.94, 68,106,108.36 and 27,322,440.72 is: 37,707,498.34
Step by Step Solution
- Step 1: Write the proportion equation
49,348,940.94 : 68,106,108.36 = 27,322,440.72 : x - Step 2: Convert to fraction form
49,348,940.94/68,106,108.36 = 27,322,440.72/x - Step 3: Cross multiply
49,348,940.94x = 68,106,108.36 × 27,322,440.72 - Step 4: Simplify right side
49,348,940.94x = 1,860,825,108,335,996.25 - Step 5: Solve for x
x = 1,860,825,108,335,996.25/49,348,940.94 - Step 6: Final answer
x = 37,707,498.34
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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.