Finding the Fourth Proportional to 35,048,146.38, 48,366,442.71 and 19,578,232.14
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Solution
The fourth proportional to 35,048,146.38, 48,366,442.71 and 19,578,232.14 is: 27,017,960.75
Step by Step Solution
- Step 1: Write the proportion equation
35,048,146.38 : 48,366,442.71 = 19,578,232.14 : x - Step 2: Convert to fraction form
35,048,146.38/48,366,442.71 = 19,578,232.14/x - Step 3: Cross multiply
35,048,146.38x = 48,366,442.71 × 19,578,232.14 - Step 4: Simplify right side
35,048,146.38x = 946,929,443,162,390.75 - Step 5: Solve for x
x = 946,929,443,162,390.75/35,048,146.38 - Step 6: Final answer
x = 27,017,960.75
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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.