Finding the Fourth Proportional to 17,158,525.68, 25,737,767.87 and 4,379,031.75
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Solution
The fourth proportional to 17,158,525.68, 25,737,767.87 and 4,379,031.75 is: 6,568,542.35
Step by Step Solution
- Step 1: Write the proportion equation
17,158,525.68 : 25,737,767.87 = 4,379,031.75 : x - Step 2: Convert to fraction form
17,158,525.68/25,737,767.87 = 4,379,031.75/x - Step 3: Cross multiply
17,158,525.68x = 25,737,767.87 × 4,379,031.75 - Step 4: Simplify right side
17,158,525.68x = 112,706,502,676,859.88 - Step 5: Solve for x
x = 112,706,502,676,859.88/17,158,525.68 - Step 6: Final answer
x = 6,568,542.35
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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.