Finding the Fourth Proportional to 11,423,302.21, 15,764,063.74 and 6,196,297.29
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Solution
The fourth proportional to 11,423,302.21, 15,764,063.74 and 6,196,297.29 is: 8,550,839.65
Step by Step Solution
- Step 1: Write the proportion equation
11,423,302.21 : 15,764,063.74 = 6,196,297.29 : x - Step 2: Convert to fraction form
11,423,302.21/15,764,063.74 = 6,196,297.29/x - Step 3: Cross multiply
11,423,302.21x = 15,764,063.74 × 6,196,297.29 - Step 4: Simplify right side
11,423,302.21x = 97,678,825,431,549.27 - Step 5: Solve for x
x = 97,678,825,431,549.27/11,423,302.21 - Step 6: Final answer
x = 8,550,839.65
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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.