Finding the Fourth Proportional to 18,466,268.24, 25,484,769.57 and 10,206,152.70
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Solution
The fourth proportional to 18,466,268.24, 25,484,769.57 and 10,206,152.70 is: 14,085,219.95
Step by Step Solution
- Step 1: Write the proportion equation
18,466,268.24 : 25,484,769.57 = 10,206,152.70 : x - Step 2: Convert to fraction form
18,466,268.24/25,484,769.57 = 10,206,152.70/x - Step 3: Cross multiply
18,466,268.24x = 25,484,769.57 × 10,206,152.70 - Step 4: Simplify right side
18,466,268.24x = 260,101,449,755,733.31 - Step 5: Solve for x
x = 260,101,449,755,733.31/18,466,268.24 - Step 6: Final answer
x = 14,085,219.95
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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.