Finding the Fourth Proportional to 11,593,198.68, 15,997,874.08 and 6,436,558.84
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Solution
The fourth proportional to 11,593,198.68, 15,997,874.08 and 6,436,558.84 is: 8,882,040.30
Step by Step Solution
- Step 1: Write the proportion equation
11,593,198.68 : 15,997,874.08 = 6,436,558.84 : x - Step 2: Convert to fraction form
11,593,198.68/15,997,874.08 = 6,436,558.84/x - Step 3: Cross multiply
11,593,198.68x = 15,997,874.08 × 6,436,558.84 - Step 4: Simplify right side
11,593,198.68x = 102,971,257,830,830.86 - Step 5: Solve for x
x = 102,971,257,830,830.86/11,593,198.68 - Step 6: Final answer
x = 8,882,040.30
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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.