Finding the Fourth Proportional to 11,968,593.60, 17,964,165.60 and 6,292,891.20
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Solution
The fourth proportional to 11,968,593.60, 17,964,165.60 and 6,292,891.20 is: 9,445,265.12
Step by Step Solution
- Step 1: Write the proportion equation
11,968,593.60 : 17,964,165.60 = 6,292,891.20 : x - Step 2: Convert to fraction form
11,968,593.60/17,964,165.60 = 6,292,891.20/x - Step 3: Cross multiply
11,968,593.60x = 17,964,165.60 × 6,292,891.20 - Step 4: Simplify right side
11,968,593.60x = 113,046,539,619,582.73 - Step 5: Solve for x
x = 113,046,539,619,582.73/11,968,593.60 - Step 6: Final answer
x = 9,445,265.12
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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.