Finding the Fourth Proportional to 21,531,093.48, 32,302,873.98 and 6,385,389.48
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Solution
The fourth proportional to 21,531,093.48, 32,302,873.98 and 6,385,389.48 is: 9,579,932.94
Step by Step Solution
- Step 1: Write the proportion equation
21,531,093.48 : 32,302,873.98 = 6,385,389.48 : x - Step 2: Convert to fraction form
21,531,093.48/32,302,873.98 = 6,385,389.48/x - Step 3: Cross multiply
21,531,093.48x = 32,302,873.98 × 6,385,389.48 - Step 4: Simplify right side
21,531,093.48x = 206,266,431,685,657.75 - Step 5: Solve for x
x = 206,266,431,685,657.75/21,531,093.48 - Step 6: Final answer
x = 9,579,932.94
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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.