Finding the Fourth Proportional to 10,236,477.92, 15,354,760.26 and 2,662,896.92
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Solution
The fourth proportional to 10,236,477.92, 15,354,760.26 and 2,662,896.92 is: 3,994,356.66
Step by Step Solution
- Step 1: Write the proportion equation
10,236,477.92 : 15,354,760.26 = 2,662,896.92 : x - Step 2: Convert to fraction form
10,236,477.92/15,354,760.26 = 2,662,896.92/x - Step 3: Cross multiply
10,236,477.92x = 15,354,760.26 × 2,662,896.92 - Step 4: Simplify right side
10,236,477.92x = 40,888,143,803,692.40 - Step 5: Solve for x
x = 40,888,143,803,692.40/10,236,477.92 - Step 6: Final answer
x = 3,994,356.66
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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.