Finding the Fourth Proportional to 34,992,013.44, 48,288,907.26 and 19,521,175.44
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Solution
The fourth proportional to 34,992,013.44, 48,288,907.26 and 19,521,175.44 is: 26,939,182.34
Step by Step Solution
- Step 1: Write the proportion equation
34,992,013.44 : 48,288,907.26 = 19,521,175.44 : x - Step 2: Convert to fraction form
34,992,013.44/48,288,907.26 = 19,521,175.44/x - Step 3: Cross multiply
34,992,013.44x = 48,288,907.26 × 19,521,175.44 - Step 4: Simplify right side
34,992,013.44x = 942,656,230,428,349.75 - Step 5: Solve for x
x = 942,656,230,428,349.75/34,992,013.44 - Step 6: Final answer
x = 26,939,182.34
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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.