Finding the Fourth Proportional to 7,032,441.51, 10,550,253.09 and 2,240,403.75
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Solution
The fourth proportional to 7,032,441.51, 10,550,253.09 and 2,240,403.75 is: 3,361,112.43
Step by Step Solution
- Step 1: Write the proportion equation
7,032,441.51 : 10,550,253.09 = 2,240,403.75 : x - Step 2: Convert to fraction form
7,032,441.51/10,550,253.09 = 2,240,403.75/x - Step 3: Cross multiply
7,032,441.51x = 10,550,253.09 × 2,240,403.75 - Step 4: Simplify right side
7,032,441.51x = 23,636,826,586,285.09 - Step 5: Solve for x
x = 23,636,826,586,285.09/7,032,441.51 - Step 6: Final answer
x = 3,361,112.43
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1.5x scale
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.