Finding the Fourth Proportional to 11,293,729.68, 16,939,193.88 and 6,685,458
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Solution
The fourth proportional to 11,293,729.68, 16,939,193.88 and 6,685,458 is: 10,027,357.87
Step by Step Solution
- Step 1: Write the proportion equation
11,293,729.68 : 16,939,193.88 = 6,685,458 : x - Step 2: Convert to fraction form
11,293,729.68/16,939,193.88 = 6,685,458/x - Step 3: Cross multiply
11,293,729.68x = 16,939,193.88 × 6,685,458 - Step 4: Simplify right side
11,293,729.68x = 113,246,269,238,597.03 - Step 5: Solve for x
x = 113,246,269,238,597.03/11,293,729.68 - Step 6: Final answer
x = 10,027,357.87
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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.