Finding the Fourth Proportional to 9,788,336.73, 14,667,414.77 and 5,239,989.09
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Solution
The fourth proportional to 9,788,336.73, 14,667,414.77 and 5,239,989.09 is: 7,851,905.33
Step by Step Solution
- Step 1: Write the proportion equation
9,788,336.73 : 14,667,414.77 = 5,239,989.09 : x - Step 2: Convert to fraction form
9,788,336.73/14,667,414.77 = 5,239,989.09/x - Step 3: Cross multiply
9,788,336.73x = 14,667,414.77 × 5,239,989.09 - Step 4: Simplify right side
9,788,336.73x = 76,857,093,347,104.92 - Step 5: Solve for x
x = 76,857,093,347,104.92/9,788,336.73 - Step 6: Final answer
x = 7,851,905.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.