Finding the Fourth Proportional to 5,368,536.42, 7,405,757.04 and 3,191,531
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Solution
The fourth proportional to 5,368,536.42, 7,405,757.04 and 3,191,531 is: 4,402,634.41
Step by Step Solution
- Step 1: Write the proportion equation
5,368,536.42 : 7,405,757.04 = 3,191,531 : x - Step 2: Convert to fraction form
5,368,536.42/7,405,757.04 = 3,191,531/x - Step 3: Cross multiply
5,368,536.42x = 7,405,757.04 × 3,191,531 - Step 4: Simplify right side
5,368,536.42x = 23,635,703,171,628.24 - Step 5: Solve for x
x = 23,635,703,171,628.24/5,368,536.42 - Step 6: Final answer
x = 4,402,634.41
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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.