Finding the Fourth Proportional to 5,915,498.49, 8,163,393.30 and 3,199,244.49
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Solution
The fourth proportional to 5,915,498.49, 8,163,393.30 and 3,199,244.49 is: 4,414,960.31
Step by Step Solution
- Step 1: Write the proportion equation
5,915,498.49 : 8,163,393.30 = 3,199,244.49 : x - Step 2: Convert to fraction form
5,915,498.49/8,163,393.30 = 3,199,244.49/x - Step 3: Cross multiply
5,915,498.49x = 8,163,393.30 × 3,199,244.49 - Step 4: Simplify right side
5,915,498.49x = 26,116,691,034,727.92 - Step 5: Solve for x
x = 26,116,691,034,727.92/5,915,498.49 - Step 6: Final answer
x = 4,414,960.31
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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.