Finding the Fourth Proportional to 7,204,402.08, 9,937,743.12 and 4,757,035.68
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Solution
The fourth proportional to 7,204,402.08, 9,937,743.12 and 4,757,035.68 is: 6,561,849.00
Step by Step Solution
- Step 1: Write the proportion equation
7,204,402.08 : 9,937,743.12 = 4,757,035.68 : x - Step 2: Convert to fraction form
7,204,402.08/9,937,743.12 = 4,757,035.68/x - Step 3: Cross multiply
7,204,402.08x = 9,937,743.12 × 4,757,035.68 - Step 4: Simplify right side
7,204,402.08x = 47,274,198,600,514.52 - Step 5: Solve for x
x = 47,274,198,600,514.52/7,204,402.08 - Step 6: Final answer
x = 6,561,849.00
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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.