Finding the Fourth Proportional to 6,968,658.21, 10,449,736.52 and 2,651,511.99
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Solution
The fourth proportional to 6,968,658.21, 10,449,736.52 and 2,651,511.99 is: 3,976,031.08
Step by Step Solution
- Step 1: Write the proportion equation
6,968,658.21 : 10,449,736.52 = 2,651,511.99 : x - Step 2: Convert to fraction form
6,968,658.21/10,449,736.52 = 2,651,511.99/x - Step 3: Cross multiply
6,968,658.21x = 10,449,736.52 × 2,651,511.99 - Step 4: Simplify right side
6,968,658.21x = 27,707,601,661,863.32 - Step 5: Solve for x
x = 27,707,601,661,863.32/6,968,658.21 - Step 6: Final answer
x = 3,976,031.08
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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.