Finding the Fourth Proportional to 11,990,491.08, 16,546,848.96 and 6,763,481.88
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Solution
The fourth proportional to 11,990,491.08, 16,546,848.96 and 6,763,481.88 is: 9,333,588.79
Step by Step Solution
- Step 1: Write the proportion equation
11,990,491.08 : 16,546,848.96 = 6,763,481.88 : x - Step 2: Convert to fraction form
11,990,491.08/16,546,848.96 = 6,763,481.88/x - Step 3: Cross multiply
11,990,491.08x = 16,546,848.96 × 6,763,481.88 - Step 4: Simplify right side
11,990,491.08x = 111,914,313,112,056.84 - Step 5: Solve for x
x = 111,914,313,112,056.84/11,990,491.08 - Step 6: Final answer
x = 9,333,588.79
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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.