Finding the Fourth Proportional to 16,694,627.36, 25,036,036.13 and 7,939,874.99
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Solution
The fourth proportional to 16,694,627.36, 25,036,036.13 and 7,939,874.99 is: 11,907,004.15
Step by Step Solution
- Step 1: Write the proportion equation
16,694,627.36 : 25,036,036.13 = 7,939,874.99 : x - Step 2: Convert to fraction form
16,694,627.36/25,036,036.13 = 7,939,874.99/x - Step 3: Cross multiply
16,694,627.36x = 25,036,036.13 × 7,939,874.99 - Step 4: Simplify right side
16,694,627.36x = 198,782,997,199,763.16 - Step 5: Solve for x
x = 198,782,997,199,763.16/16,694,627.36 - Step 6: Final answer
x = 11,907,004.15
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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.