Finding the Fourth Proportional to 10,820,657.75, 16,230,986.64 and 2,733,656.63
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Solution
The fourth proportional to 10,820,657.75, 16,230,986.64 and 2,733,656.63 is: 4,100,484.94
Step by Step Solution
- Step 1: Write the proportion equation
10,820,657.75 : 16,230,986.64 = 2,733,656.63 : x - Step 2: Convert to fraction form
10,820,657.75/16,230,986.64 = 2,733,656.63/x - Step 3: Cross multiply
10,820,657.75x = 16,230,986.64 × 2,733,656.63 - Step 4: Simplify right side
10,820,657.75x = 44,369,944,158,722.49 - Step 5: Solve for x
x = 44,369,944,158,722.49/10,820,657.75 - Step 6: Final answer
x = 4,100,484.94
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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.