Finding the Fourth Proportional to 5,915,488.11, 8,163,379.05 and 3,199,234.11
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Solution
The fourth proportional to 5,915,488.11, 8,163,379.05 and 3,199,234.11 is: 4,414,946.02
Step by Step Solution
- Step 1: Write the proportion equation
5,915,488.11 : 8,163,379.05 = 3,199,234.11 : x - Step 2: Convert to fraction form
5,915,488.11/8,163,379.05 = 3,199,234.11/x - Step 3: Cross multiply
5,915,488.11x = 8,163,379.05 × 3,199,234.11 - Step 4: Simplify right side
5,915,488.11x = 26,116,560,709,619.39 - Step 5: Solve for x
x = 26,116,560,709,619.39/5,915,488.11 - Step 6: Final answer
x = 4,414,946.02
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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.