Finding the Fourth Proportional to 18,004,895.68, 27,009,715.36 and 5,870,097.92
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Solution
The fourth proportional to 18,004,895.68, 27,009,715.36 and 5,870,097.92 is: 8,805,920.17
Step by Step Solution
- Step 1: Write the proportion equation
18,004,895.68 : 27,009,715.36 = 5,870,097.92 : x - Step 2: Convert to fraction form
18,004,895.68/27,009,715.36 = 5,870,097.92/x - Step 3: Cross multiply
18,004,895.68x = 27,009,715.36 × 5,870,097.92 - Step 4: Simplify right side
18,004,895.68x = 158,549,673,954,528.03 - Step 5: Solve for x
x = 158,549,673,954,528.03/18,004,895.68 - Step 6: Final answer
x = 8,805,920.17
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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.