Finding the Fourth Proportional to 6,241,266.26, 8,612,343.11 and 3,917,415.95
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Solution
The fourth proportional to 6,241,266.26, 8,612,343.11 and 3,917,415.95 is: 5,405,654.69
Step by Step Solution
- Step 1: Write the proportion equation
6,241,266.26 : 8,612,343.11 = 3,917,415.95 : x - Step 2: Convert to fraction form
6,241,266.26/8,612,343.11 = 3,917,415.95/x - Step 3: Cross multiply
6,241,266.26x = 8,612,343.11 × 3,917,415.95 - Step 4: Simplify right side
6,241,266.26x = 33,738,130,203,337.81 - Step 5: Solve for x
x = 33,738,130,203,337.81/6,241,266.26 - Step 6: Final answer
x = 5,405,654.69
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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.