Finding the Fourth Proportional to 16,821,721.24, 25,232,579.28 and 4,042,226.10
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Solution
The fourth proportional to 16,821,721.24, 25,232,579.28 and 4,042,226.10 is: 6,063,338.52
Step by Step Solution
- Step 1: Write the proportion equation
16,821,721.24 : 25,232,579.28 = 4,042,226.10 : x - Step 2: Convert to fraction form
16,821,721.24/25,232,579.28 = 4,042,226.10/x - Step 3: Cross multiply
16,821,721.24x = 25,232,579.28 × 4,042,226.10 - Step 4: Simplify right side
16,821,721.24x = 101,995,790,441,313.05 - Step 5: Solve for x
x = 101,995,790,441,313.05/16,821,721.24 - Step 6: Final answer
x = 6,063,338.52
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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.