Finding the Fourth Proportional to 21,548,168.21, 29,737,104.73 and 11,759,244.14
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Solution
The fourth proportional to 21,548,168.21, 29,737,104.73 and 11,759,244.14 is: 16,228,102.14
Step by Step Solution
- Step 1: Write the proportion equation
21,548,168.21 : 29,737,104.73 = 11,759,244.14 : x - Step 2: Convert to fraction form
21,548,168.21/29,737,104.73 = 11,759,244.14/x - Step 3: Cross multiply
21,548,168.21x = 29,737,104.73 × 11,759,244.14 - Step 4: Simplify right side
21,548,168.21x = 349,685,874,581,763.44 - Step 5: Solve for x
x = 349,685,874,581,763.44/21,548,168.21 - Step 6: Final answer
x = 16,228,102.14
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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.