Finding the Fourth Proportional to 8,187,727.68, 12,276,336 and 3,398,722.56
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Solution
The fourth proportional to 8,187,727.68, 12,276,336 and 3,398,722.56 is: 5,095,902.28
Step by Step Solution
- Step 1: Write the proportion equation
8,187,727.68 : 12,276,336 = 3,398,722.56 : x - Step 2: Convert to fraction form
8,187,727.68/12,276,336 = 3,398,722.56/x - Step 3: Cross multiply
8,187,727.68x = 12,276,336 × 3,398,722.56 - Step 4: Simplify right side
8,187,727.68x = 41,723,860,117,340.16 - Step 5: Solve for x
x = 41,723,860,117,340.16/8,187,727.68 - Step 6: Final answer
x = 5,095,902.28
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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.