Finding the Fourth Proportional to 5,136,107.23, 7,088,050.77 and 2,844,267.92
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Solution
The fourth proportional to 5,136,107.23, 7,088,050.77 and 2,844,267.92 is: 3,925,213.10
Step by Step Solution
- Step 1: Write the proportion equation
5,136,107.23 : 7,088,050.77 = 2,844,267.92 : x - Step 2: Convert to fraction form
5,136,107.23/7,088,050.77 = 2,844,267.92/x - Step 3: Cross multiply
5,136,107.23x = 7,088,050.77 × 2,844,267.92 - Step 4: Simplify right side
5,136,107.23x = 20,160,315,395,668.05 - Step 5: Solve for x
x = 20,160,315,395,668.05/5,136,107.23 - Step 6: Final answer
x = 3,925,213.10
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.