Finding the Fourth Proportional to 16,895,791.24, 25,274,276.58 and 13,490,728.60
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Solution
The fourth proportional to 16,895,791.24, 25,274,276.58 and 13,490,728.60 is: 20,180,671.09
Step by Step Solution
- Step 1: Write the proportion equation
16,895,791.24 : 25,274,276.58 = 13,490,728.60 : x - Step 2: Convert to fraction form
16,895,791.24/25,274,276.58 = 13,490,728.60/x - Step 3: Cross multiply
16,895,791.24x = 25,274,276.58 × 13,490,728.60 - Step 4: Simplify right side
16,895,791.24x = 340,968,405,902,116.12 - Step 5: Solve for x
x = 340,968,405,902,116.12/16,895,791.24 - Step 6: Final answer
x = 20,180,671.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.