Finding the Fourth Proportional to 53,126,939.36, 73,276,150.38 and 35,212,761.26
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Solution
The fourth proportional to 53,126,939.36, 73,276,150.38 and 35,212,761.26 is: 48,567,743.99
Step by Step Solution
- Step 1: Write the proportion equation
53,126,939.36 : 73,276,150.38 = 35,212,761.26 : x - Step 2: Convert to fraction form
53,126,939.36/73,276,150.38 = 35,212,761.26/x - Step 3: Cross multiply
53,126,939.36x = 73,276,150.38 × 35,212,761.26 - Step 4: Simplify right side
53,126,939.36x = 2,580,255,589,769,405 - Step 5: Solve for x
x = 2,580,255,589,769,405/53,126,939.36 - Step 6: Final answer
x = 48,567,743.99
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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.