Finding the Fourth Proportional to 11,546,226.56, 15,933,400.32 and 6,389,805.44
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Solution
The fourth proportional to 11,546,226.56, 15,933,400.32 and 6,389,805.44 is: 8,817,714.39
Step by Step Solution
- Step 1: Write the proportion equation
11,546,226.56 : 15,933,400.32 = 6,389,805.44 : x - Step 2: Convert to fraction form
11,546,226.56/15,933,400.32 = 6,389,805.44/x - Step 3: Cross multiply
11,546,226.56x = 15,933,400.32 × 6,389,805.44 - Step 4: Simplify right side
11,546,226.56x = 101,811,328,042,433.75 - Step 5: Solve for x
x = 101,811,328,042,433.75/11,546,226.56 - Step 6: Final answer
x = 8,817,714.39
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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.