Finding the Fourth Proportional to 4,976,116.53, 6,866,819.91 and 2,771,093.09
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Solution
The fourth proportional to 4,976,116.53, 6,866,819.91 and 2,771,093.09 is: 3,823,985.44
Step by Step Solution
- Step 1: Write the proportion equation
4,976,116.53 : 6,866,819.91 = 2,771,093.09 : x - Step 2: Convert to fraction form
4,976,116.53/6,866,819.91 = 2,771,093.09/x - Step 3: Cross multiply
4,976,116.53x = 6,866,819.91 × 2,771,093.09 - Step 4: Simplify right side
4,976,116.53x = 19,028,597,168,541.32 - Step 5: Solve for x
x = 19,028,597,168,541.32/4,976,116.53 - Step 6: Final answer
x = 3,823,985.44
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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.