Finding the Fourth Proportional to 25,073,202.65, 34,605,981.87 and 16,263,571.63
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Solution
The fourth proportional to 25,073,202.65, 34,605,981.87 and 16,263,571.63 is: 22,446,947.55
Step by Step Solution
- Step 1: Write the proportion equation
25,073,202.65 : 34,605,981.87 = 16,263,571.63 : x - Step 2: Convert to fraction form
25,073,202.65/34,605,981.87 = 16,263,571.63/x - Step 3: Cross multiply
25,073,202.65x = 34,605,981.87 × 16,263,571.63 - Step 4: Simplify right side
25,073,202.65x = 562,816,864,821,723 - Step 5: Solve for x
x = 562,816,864,821,723/25,073,202.65 - Step 6: Final answer
x = 22,446,947.55
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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.