Finding the Fourth Proportional to 8,276,294.39, 12,414,448.42 and 3,957,328.42
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Solution
The fourth proportional to 8,276,294.39, 12,414,448.42 and 3,957,328.42 is: 5,935,995.90
Step by Step Solution
- Step 1: Write the proportion equation
8,276,294.39 : 12,414,448.42 = 3,957,328.42 : x - Step 2: Convert to fraction form
8,276,294.39/12,414,448.42 = 3,957,328.42/x - Step 3: Cross multiply
8,276,294.39x = 12,414,448.42 × 3,957,328.42 - Step 4: Simplify right side
8,276,294.39x = 49,128,049,510,160.66 - Step 5: Solve for x
x = 49,128,049,510,160.66/8,276,294.39 - Step 6: Final answer
x = 5,935,995.90
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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.