Finding the Fourth Proportional to 7,114,138.98, 10,664,669.49 and 2,564,074.26
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Solution
The fourth proportional to 7,114,138.98, 10,664,669.49 and 2,564,074.26 is: 3,843,754.61
Step by Step Solution
- Step 1: Write the proportion equation
7,114,138.98 : 10,664,669.49 = 2,564,074.26 : x - Step 2: Convert to fraction form
7,114,138.98/10,664,669.49 = 2,564,074.26/x - Step 3: Cross multiply
7,114,138.98x = 10,664,669.49 × 2,564,074.26 - Step 4: Simplify right side
7,114,138.98x = 27,345,004,530,716.32 - Step 5: Solve for x
x = 27,345,004,530,716.32/7,114,138.98 - Step 6: Final answer
x = 3,843,754.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.