Finding the Fourth Proportional to 11,393,926.68, 15,723,617.64 and 6,166,933.94
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Solution
The fourth proportional to 11,393,926.68, 15,723,617.64 and 6,166,933.94 is: 8,510,368.20
Step by Step Solution
- Step 1: Write the proportion equation
11,393,926.68 : 15,723,617.64 = 6,166,933.94 : x - Step 2: Convert to fraction form
11,393,926.68/15,723,617.64 = 6,166,933.94/x - Step 3: Cross multiply
11,393,926.68x = 15,723,617.64 × 6,166,933.94 - Step 4: Simplify right side
11,393,926.68x = 96,966,511,283,698.72 - Step 5: Solve for x
x = 96,966,511,283,698.72/11,393,926.68 - Step 6: Final answer
x = 8,510,368.20
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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.