Finding the Fourth Proportional to 49,405,348.17, 68,178,548.09 and 27,378,802.71
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Solution
The fourth proportional to 49,405,348.17, 68,178,548.09 and 27,378,802.71 is: 37,782,286.46
Step by Step Solution
- Step 1: Write the proportion equation
49,405,348.17 : 68,178,548.09 = 27,378,802.71 : x - Step 2: Convert to fraction form
49,405,348.17/68,178,548.09 = 27,378,802.71/x - Step 3: Cross multiply
49,405,348.17x = 68,178,548.09 × 27,378,802.71 - Step 4: Simplify right side
49,405,348.17x = 1,866,647,017,278,804.50 - Step 5: Solve for x
x = 1,866,647,017,278,804.50/49,405,348.17 - Step 6: Final answer
x = 37,782,286.46
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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.