Finding the Fourth Proportional to 11,067,949.93, 16,567,874.19 and 7,221,490
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Solution
The fourth proportional to 11,067,949.93, 16,567,874.19 and 7,221,490 is: 10,810,017.98
Step by Step Solution
- Step 1: Write the proportion equation
11,067,949.93 : 16,567,874.19 = 7,221,490 : x - Step 2: Convert to fraction form
11,067,949.93/16,567,874.19 = 7,221,490/x - Step 3: Cross multiply
11,067,949.93x = 16,567,874.19 × 7,221,490 - Step 4: Simplify right side
11,067,949.93x = 119,644,737,784,343.09 - Step 5: Solve for x
x = 119,644,737,784,343.09/11,067,949.93 - Step 6: Final answer
x = 10,810,017.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.