Finding the Fourth Proportional to 5,870,193.21, 8,100,949.64 and 3,546,762.75
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Solution
The fourth proportional to 5,870,193.21, 8,100,949.64 and 3,546,762.75 is: 4,894,582.75
Step by Step Solution
- Step 1: Write the proportion equation
5,870,193.21 : 8,100,949.64 = 3,546,762.75 : x - Step 2: Convert to fraction form
5,870,193.21/8,100,949.64 = 3,546,762.75/x - Step 3: Cross multiply
5,870,193.21x = 8,100,949.64 × 3,546,762.75 - Step 4: Simplify right side
5,870,193.21x = 28,732,146,405,044.09 - Step 5: Solve for x
x = 28,732,146,405,044.09/5,870,193.21 - Step 6: Final answer
x = 4,894,582.75
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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.