Finding the Fourth Proportional to 41,940,659.68, 57,848,296.21 and 27,994,983.55
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Solution
The fourth proportional to 41,940,659.68, 57,848,296.21 and 27,994,983.55 is: 38,613,176.64
Step by Step Solution
- Step 1: Write the proportion equation
41,940,659.68 : 57,848,296.21 = 27,994,983.55 : x - Step 2: Convert to fraction form
41,940,659.68/57,848,296.21 = 27,994,983.55/x - Step 3: Cross multiply
41,940,659.68x = 57,848,296.21 × 27,994,983.55 - Step 4: Simplify right side
41,940,659.68x = 1,619,462,100,794,477.50 - Step 5: Solve for x
x = 1,619,462,100,794,477.50/41,940,659.68 - Step 6: Final answer
x = 38,613,176.64
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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.