Finding the Fourth Proportional to 23,246,538.72, 32,066,864.16 and 14,529,582.96
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Solution
The fourth proportional to 23,246,538.72, 32,066,864.16 and 14,529,582.96 is: 20,042,474.65
Step by Step Solution
- Step 1: Write the proportion equation
23,246,538.72 : 32,066,864.16 = 14,529,582.96 : x - Step 2: Convert to fraction form
23,246,538.72/32,066,864.16 = 14,529,582.96/x - Step 3: Cross multiply
23,246,538.72x = 32,066,864.16 × 14,529,582.96 - Step 4: Simplify right side
23,246,538.72x = 465,918,163,079,770.75 - Step 5: Solve for x
x = 465,918,163,079,770.75/23,246,538.72 - Step 6: Final answer
x = 20,042,474.65
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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.