Finding the Fourth Proportional to 11,177,021.79, 16,753,596.53 and 6,374,369.79
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Solution
The fourth proportional to 11,177,021.79, 16,753,596.53 and 6,374,369.79 is: 9,554,747.37
Step by Step Solution
- Step 1: Write the proportion equation
11,177,021.79 : 16,753,596.53 = 6,374,369.79 : x - Step 2: Convert to fraction form
11,177,021.79/16,753,596.53 = 6,374,369.79/x - Step 3: Cross multiply
11,177,021.79x = 16,753,596.53 × 6,374,369.79 - Step 4: Simplify right side
11,177,021.79x = 106,793,619,562,808.98 - Step 5: Solve for x
x = 106,793,619,562,808.98/11,177,021.79 - Step 6: Final answer
x = 9,554,747.37
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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.