Finding the Fourth Proportional to 49,340,591.48, 68,090,822.58 and 27,013,205.12
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Solution
The fourth proportional to 49,340,591.48, 68,090,822.58 and 27,013,205.12 is: 37,278,664.52
Step by Step Solution
- Step 1: Write the proportion equation
49,340,591.48 : 68,090,822.58 = 27,013,205.12 : x - Step 2: Convert to fraction form
49,340,591.48/68,090,822.58 = 27,013,205.12/x - Step 3: Cross multiply
49,340,591.48x = 68,090,822.58 × 27,013,205.12 - Step 4: Simplify right side
49,340,591.48x = 1,839,351,357,143,067.75 - Step 5: Solve for x
x = 1,839,351,357,143,067.75/49,340,591.48 - Step 6: Final answer
x = 37,278,664.52
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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.