Finding the Fourth Proportional to 4,773,420.99, 7,164,755.67 and 4,514,187.81
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Solution
The fourth proportional to 4,773,420.99, 7,164,755.67 and 4,514,187.81 is: 6,775,654.77
Step by Step Solution
- Step 1: Write the proportion equation
4,773,420.99 : 7,164,755.67 = 4,514,187.81 : x - Step 2: Convert to fraction form
4,773,420.99/7,164,755.67 = 4,514,187.81/x - Step 3: Cross multiply
4,773,420.99x = 7,164,755.67 × 4,514,187.81 - Step 4: Simplify right side
4,773,420.99x = 32,343,052,707,142.38 - Step 5: Solve for x
x = 32,343,052,707,142.38/4,773,420.99 - Step 6: Final answer
x = 6,775,654.77
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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.