Finding the Fourth Proportional to 50,637,704.99, 69,879,646.64 and 27,432,665.96
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Solution
The fourth proportional to 50,637,704.99, 69,879,646.64 and 27,432,665.96 is: 37,856,869.78
Step by Step Solution
- Step 1: Write the proportion equation
50,637,704.99 : 69,879,646.64 = 27,432,665.96 : x - Step 2: Convert to fraction form
50,637,704.99/69,879,646.64 = 27,432,665.96/x - Step 3: Cross multiply
50,637,704.99x = 69,879,646.64 × 27,432,665.96 - Step 4: Simplify right side
50,637,704.99x = 1,916,985,003,540,793.25 - Step 5: Solve for x
x = 1,916,985,003,540,793.25/50,637,704.99 - Step 6: Final answer
x = 37,856,869.78
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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.