Finding the Fourth Proportional to 5,915,479.62, 8,163,367.30 and 3,199,225.62
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Solution
The fourth proportional to 5,915,479.62, 8,163,367.30 and 3,199,225.62 is: 4,414,934.29
Step by Step Solution
- Step 1: Write the proportion equation
5,915,479.62 : 8,163,367.30 = 3,199,225.62 : x - Step 2: Convert to fraction form
5,915,479.62/8,163,367.30 = 3,199,225.62/x - Step 3: Cross multiply
5,915,479.62x = 8,163,367.30 × 3,199,225.62 - Step 4: Simplify right side
5,915,479.62x = 26,116,453,811,630.23 - Step 5: Solve for x
x = 26,116,453,811,630.23/5,915,479.62 - Step 6: Final answer
x = 4,414,934.29
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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.