Finding the Fourth Proportional to 11,745,059.09, 17,611,892.85 and 6,888,952.43
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Solution
The fourth proportional to 11,745,059.09, 17,611,892.85 and 6,888,952.43 is: 10,330,087.83
Step by Step Solution
- Step 1: Write the proportion equation
11,745,059.09 : 17,611,892.85 = 6,888,952.43 : x - Step 2: Convert to fraction form
11,745,059.09/17,611,892.85 = 6,888,952.43/x - Step 3: Cross multiply
11,745,059.09x = 17,611,892.85 × 6,888,952.43 - Step 4: Simplify right side
11,745,059.09x = 121,327,491,957,847.67 - Step 5: Solve for x
x = 121,327,491,957,847.67/11,745,059.09 - Step 6: Final answer
x = 10,330,087.83
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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.