Finding the Fourth Proportional to 8,193,944.68, 11,307,581.31 and 4,522,860.79
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Solution
The fourth proportional to 8,193,944.68, 11,307,581.31 and 4,522,860.79 is: 6,241,513.48
Step by Step Solution
- Step 1: Write the proportion equation
8,193,944.68 : 11,307,581.31 = 4,522,860.79 : x - Step 2: Convert to fraction form
8,193,944.68/11,307,581.31 = 4,522,860.79/x - Step 3: Cross multiply
8,193,944.68x = 11,307,581.31 × 4,522,860.79 - Step 4: Simplify right side
8,193,944.68x = 51,142,616,136,735.84 - Step 5: Solve for x
x = 51,142,616,136,735.84/8,193,944.68 - Step 6: Final answer
x = 6,241,513.48
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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.