Finding the Fourth Proportional to 10,826,305.36, 16,239,721.60 and 3,637,943.44
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Solution
The fourth proportional to 10,826,305.36, 16,239,721.60 and 3,637,943.44 is: 5,457,003.72
Step by Step Solution
- Step 1: Write the proportion equation
10,826,305.36 : 16,239,721.60 = 3,637,943.44 : x - Step 2: Convert to fraction form
10,826,305.36/16,239,721.60 = 3,637,943.44/x - Step 3: Cross multiply
10,826,305.36x = 16,239,721.60 × 3,637,943.44 - Step 4: Simplify right side
10,826,305.36x = 59,079,188,662,146.30 - Step 5: Solve for x
x = 59,079,188,662,146.30/10,826,305.36 - Step 6: Final answer
x = 5,457,003.72
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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.