Finding the Fourth Proportional to 5,915,501.49, 8,163,397.44 and 3,199,247.49
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Solution
The fourth proportional to 5,915,501.49, 8,163,397.44 and 3,199,247.49 is: 4,414,964.45
Step by Step Solution
- Step 1: Write the proportion equation
5,915,501.49 : 8,163,397.44 = 3,199,247.49 : x - Step 2: Convert to fraction form
5,915,501.49/8,163,397.44 = 3,199,247.49/x - Step 3: Cross multiply
5,915,501.49x = 8,163,397.44 × 3,199,247.49 - Step 4: Simplify right side
5,915,501.49x = 26,116,728,769,792.43 - Step 5: Solve for x
x = 26,116,728,769,792.43/5,915,501.49 - Step 6: Final answer
x = 4,414,964.45
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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.