Finding the Fourth Proportional to 10,738,193.68, 14,818,709.70 and 5,909,297.68
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Solution
The fourth proportional to 10,738,193.68, 14,818,709.70 and 5,909,297.68 is: 8,154,832.13
Step by Step Solution
- Step 1: Write the proportion equation
10,738,193.68 : 14,818,709.70 = 5,909,297.68 : x - Step 2: Convert to fraction form
10,738,193.68/14,818,709.70 = 5,909,297.68/x - Step 3: Cross multiply
10,738,193.68x = 14,818,709.70 × 5,909,297.68 - Step 4: Simplify right side
10,738,193.68x = 87,568,166,821,257 - Step 5: Solve for x
x = 87,568,166,821,257/10,738,193.68 - Step 6: Final answer
x = 8,154,832.13
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.