Finding the Fourth Proportional to 8,517,006.92, 12,710,328.41 and 7,608,243.08
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Solution
The fourth proportional to 8,517,006.92, 12,710,328.41 and 7,608,243.08 is: 11,354,137.56
Step by Step Solution
- Step 1: Write the proportion equation
8,517,006.92 : 12,710,328.41 = 7,608,243.08 : x - Step 2: Convert to fraction form
8,517,006.92/12,710,328.41 = 7,608,243.08/x - Step 3: Cross multiply
8,517,006.92x = 12,710,328.41 × 7,608,243.08 - Step 4: Simplify right side
8,517,006.92x = 96,703,268,169,909.91 - Step 5: Solve for x
x = 96,703,268,169,909.91/8,517,006.92 - Step 6: Final answer
x = 11,354,137.56
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.