Finding the Fourth Proportional to 5,663,905.13, 8,492,708.41 and 1,875,321.29
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Solution
The fourth proportional to 5,663,905.13, 8,492,708.41 and 1,875,321.29 is: 2,811,939.21
Step by Step Solution
- Step 1: Write the proportion equation
5,663,905.13 : 8,492,708.41 = 1,875,321.29 : x - Step 2: Convert to fraction form
5,663,905.13/8,492,708.41 = 1,875,321.29/x - Step 3: Cross multiply
5,663,905.13x = 8,492,708.41 × 1,875,321.29 - Step 4: Simplify right side
5,663,905.13x = 15,926,556,891,035.05 - Step 5: Solve for x
x = 15,926,556,891,035.05/5,663,905.13 - Step 6: Final answer
x = 2,811,939.21
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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.