Finding the Fourth Proportional to 5,396,383.50, 7,447,106.84 and 2,949,097.70
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Solution
The fourth proportional to 5,396,383.50, 7,447,106.84 and 2,949,097.70 is: 4,069,808.16
Step by Step Solution
- Step 1: Write the proportion equation
5,396,383.50 : 7,447,106.84 = 2,949,097.70 : x - Step 2: Convert to fraction form
5,396,383.50/7,447,106.84 = 2,949,097.70/x - Step 3: Cross multiply
5,396,383.50x = 7,447,106.84 × 2,949,097.70 - Step 4: Simplify right side
5,396,383.50x = 21,962,245,601,517.24 - Step 5: Solve for x
x = 21,962,245,601,517.24/5,396,383.50 - Step 6: Final answer
x = 4,069,808.16
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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.