Finding the Fourth Proportional to 7,605,138.24, 11,407,584.96 and 1,847,917.44
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Solution
The fourth proportional to 7,605,138.24, 11,407,584.96 and 1,847,917.44 is: 2,771,846.42
Step by Step Solution
- Step 1: Write the proportion equation
7,605,138.24 : 11,407,584.96 = 1,847,917.44 : x - Step 2: Convert to fraction form
7,605,138.24/11,407,584.96 = 1,847,917.44/x - Step 3: Cross multiply
7,605,138.24x = 11,407,584.96 × 1,847,917.44 - Step 4: Simplify right side
7,605,138.24x = 21,080,275,195,865.70 - Step 5: Solve for x
x = 21,080,275,195,865.70/7,605,138.24 - Step 6: Final answer
x = 2,771,846.42
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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.