Finding the Fourth Proportional to 49,568,230.14, 68,403,936.15 and 27,545,315.10
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Solution
The fourth proportional to 49,568,230.14, 68,403,936.15 and 27,545,315.10 is: 38,012,411.78
Step by Step Solution
- Step 1: Write the proportion equation
49,568,230.14 : 68,403,936.15 = 27,545,315.10 : x - Step 2: Convert to fraction form
49,568,230.14/68,403,936.15 = 27,545,315.10/x - Step 3: Cross multiply
49,568,230.14x = 68,403,936.15 × 27,545,315.10 - Step 4: Simplify right side
49,568,230.14x = 1,884,207,975,332,031.25 - Step 5: Solve for x
x = 1,884,207,975,332,031.25/49,568,230.14 - Step 6: Final answer
x = 38,012,411.78
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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.