Finding the Fourth Proportional to 5,125,284.87, 7,074,674.28 and 2,950,694.70
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Solution
The fourth proportional to 5,125,284.87, 7,074,674.28 and 2,950,694.70 is: 4,072,984.12
Step by Step Solution
- Step 1: Write the proportion equation
5,125,284.87 : 7,074,674.28 = 2,950,694.70 : x - Step 2: Convert to fraction form
5,125,284.87/7,074,674.28 = 2,950,694.70/x - Step 3: Cross multiply
5,125,284.87x = 7,074,674.28 × 2,950,694.70 - Step 4: Simplify right side
5,125,284.87x = 20,875,203,902,222.32 - Step 5: Solve for x
x = 20,875,203,902,222.32/5,125,284.87 - Step 6: Final answer
x = 4,072,984.12
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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.