Finding the Fourth Proportional to 11,723,328.05, 17,562,101.47 and 8,079,406.97
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Solution
The fourth proportional to 11,723,328.05, 17,562,101.47 and 8,079,406.97 is: 12,103,334.85
Step by Step Solution
- Step 1: Write the proportion equation
11,723,328.05 : 17,562,101.47 = 8,079,406.97 : x - Step 2: Convert to fraction form
11,723,328.05/17,562,101.47 = 8,079,406.97/x - Step 3: Cross multiply
11,723,328.05x = 17,562,101.47 × 8,079,406.97 - Step 4: Simplify right side
11,723,328.05x = 141,891,364,916,556.22 - Step 5: Solve for x
x = 141,891,364,916,556.22/11,723,328.05 - Step 6: Final answer
x = 12,103,334.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.