Finding the Fourth Proportional to 5,029,342.01, 7,544,082.21 and 1,435,107.80
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Solution
The fourth proportional to 5,029,342.01, 7,544,082.21 and 1,435,107.80 is: 2,152,681.44
Step by Step Solution
- Step 1: Write the proportion equation
5,029,342.01 : 7,544,082.21 = 1,435,107.80 : x - Step 2: Convert to fraction form
5,029,342.01/7,544,082.21 = 1,435,107.80/x - Step 3: Cross multiply
5,029,342.01x = 7,544,082.21 × 1,435,107.80 - Step 4: Simplify right side
5,029,342.01x = 10,826,571,223,412.24 - Step 5: Solve for x
x = 10,826,571,223,412.24/5,029,342.01 - Step 6: Final answer
x = 2,152,681.44
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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.