Finding the Fourth Proportional to 8,081,736.98, 11,153,057.26 and 4,596,986.42
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Solution
The fourth proportional to 8,081,736.98, 11,153,057.26 and 4,596,986.42 is: 6,343,989.28
Step by Step Solution
- Step 1: Write the proportion equation
8,081,736.98 : 11,153,057.26 = 4,596,986.42 : x - Step 2: Convert to fraction form
8,081,736.98/11,153,057.26 = 4,596,986.42/x - Step 3: Cross multiply
8,081,736.98x = 11,153,057.26 × 4,596,986.42 - Step 4: Simplify right side
8,081,736.98x = 51,270,452,765,702.41 - Step 5: Solve for x
x = 51,270,452,765,702.41/8,081,736.98 - Step 6: Final answer
x = 6,343,989.28
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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.