Finding the Fourth Proportional to 12,163,992.48, 16,786,354.10 and 6,582,239.01
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Solution
The fourth proportional to 12,163,992.48, 16,786,354.10 and 6,582,239.01 is: 9,083,513.90
Step by Step Solution
- Step 1: Write the proportion equation
12,163,992.48 : 16,786,354.10 = 6,582,239.01 : x - Step 2: Convert to fraction form
12,163,992.48/16,786,354.10 = 6,582,239.01/x - Step 3: Cross multiply
12,163,992.48x = 16,786,354.10 × 6,582,239.01 - Step 4: Simplify right side
12,163,992.48x = 110,491,794,759,782.23 - Step 5: Solve for x
x = 110,491,794,759,782.23/12,163,992.48 - Step 6: Final answer
x = 9,083,513.90
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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.