Finding the Fourth Proportional to 6,454,669.35, 8,907,603.44 and 3,514,647.62
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Solution
The fourth proportional to 6,454,669.35, 8,907,603.44 and 3,514,647.62 is: 4,850,300.69
Step by Step Solution
- Step 1: Write the proportion equation
6,454,669.35 : 8,907,603.44 = 3,514,647.62 : x - Step 2: Convert to fraction form
6,454,669.35/8,907,603.44 = 3,514,647.62/x - Step 3: Cross multiply
6,454,669.35x = 8,907,603.44 × 3,514,647.62 - Step 4: Simplify right side
6,454,669.35x = 31,307,087,243,782.20 - Step 5: Solve for x
x = 31,307,087,243,782.20/6,454,669.35 - Step 6: Final answer
x = 4,850,300.69
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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.