Finding the Fourth Proportional to 17,612,361.30, 24,305,234.67 and 9,877,237.56
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Solution
The fourth proportional to 17,612,361.30, 24,305,234.67 and 9,877,237.56 is: 13,630,686.58
Step by Step Solution
- Step 1: Write the proportion equation
17,612,361.30 : 24,305,234.67 = 9,877,237.56 : x - Step 2: Convert to fraction form
17,612,361.30/24,305,234.67 = 9,877,237.56/x - Step 3: Cross multiply
17,612,361.30x = 24,305,234.67 × 9,877,237.56 - Step 4: Simplify right side
17,612,361.30x = 240,068,576,787,138.25 - Step 5: Solve for x
x = 240,068,576,787,138.25/17,612,361.30 - Step 6: Final answer
x = 13,630,686.58
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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.