Finding the Fourth Proportional to 8,136,229.12, 12,199,618.14 and 3,084,784
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Solution
The fourth proportional to 8,136,229.12, 12,199,618.14 and 3,084,784 is: 4,625,384.35
Step by Step Solution
- Step 1: Write the proportion equation
8,136,229.12 : 12,199,618.14 = 3,084,784 : x - Step 2: Convert to fraction form
8,136,229.12/12,199,618.14 = 3,084,784/x - Step 3: Cross multiply
8,136,229.12x = 12,199,618.14 × 3,084,784 - Step 4: Simplify right side
8,136,229.12x = 37,633,186,844,381.77 - Step 5: Solve for x
x = 37,633,186,844,381.77/8,136,229.12 - Step 6: Final answer
x = 4,625,384.35
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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.