Finding the Fourth Proportional to 32,811,144.42, 45,279,232.56 and 18,126,813.18
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Solution
The fourth proportional to 32,811,144.42, 45,279,232.56 and 18,126,813.18 is: 25,014,921.12
Step by Step Solution
- Step 1: Write the proportion equation
32,811,144.42 : 45,279,232.56 = 18,126,813.18 : x - Step 2: Convert to fraction form
32,811,144.42/45,279,232.56 = 18,126,813.18/x - Step 3: Cross multiply
32,811,144.42x = 45,279,232.56 × 18,126,813.18 - Step 4: Simplify right side
32,811,144.42x = 820,768,189,548,893.12 - Step 5: Solve for x
x = 820,768,189,548,893.12/32,811,144.42 - Step 6: Final answer
x = 25,014,921.12
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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.