Finding the Fourth Proportional to 10,904,148.26, 15,048,434.67 and 6,259,436.96
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Solution
The fourth proportional to 10,904,148.26, 15,048,434.67 and 6,259,436.96 is: 8,638,430.61
Step by Step Solution
- Step 1: Write the proportion equation
10,904,148.26 : 15,048,434.67 = 6,259,436.96 : x - Step 2: Convert to fraction form
10,904,148.26/15,048,434.67 = 6,259,436.96/x - Step 3: Cross multiply
10,904,148.26x = 15,048,434.67 × 6,259,436.96 - Step 4: Simplify right side
10,904,148.26x = 94,194,728,188,241.69 - Step 5: Solve for x
x = 94,194,728,188,241.69/10,904,148.26 - Step 6: Final answer
x = 8,638,430.61
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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.