Finding the Fourth Proportional to 7,548,619.48, 11,322,612.95 and 2,430,936.10
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Solution
The fourth proportional to 7,548,619.48, 11,322,612.95 and 2,430,936.10 is: 3,646,302.30
Step by Step Solution
- Step 1: Write the proportion equation
7,548,619.48 : 11,322,612.95 = 2,430,936.10 : x - Step 2: Convert to fraction form
7,548,619.48/11,322,612.95 = 2,430,936.10/x - Step 3: Cross multiply
7,548,619.48x = 11,322,612.95 × 2,430,936.10 - Step 4: Simplify right side
7,548,619.48x = 27,524,548,568,481.08 - Step 5: Solve for x
x = 27,524,548,568,481.08/7,548,619.48 - Step 6: Final answer
x = 3,646,302.30
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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.