Finding the Fourth Proportional to 16,401,424.75, 24,602,809.49 and 5,626,135.82
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Solution
The fourth proportional to 16,401,424.75, 24,602,809.49 and 5,626,135.82 is: 8,439,434.37
Step by Step Solution
- Step 1: Write the proportion equation
16,401,424.75 : 24,602,809.49 = 5,626,135.82 : x - Step 2: Convert to fraction form
16,401,424.75/24,602,809.49 = 5,626,135.82/x - Step 3: Cross multiply
16,401,424.75x = 24,602,809.49 × 5,626,135.82 - Step 4: Simplify right side
16,401,424.75x = 138,418,747,744,324.94 - Step 5: Solve for x
x = 138,418,747,744,324.94/16,401,424.75 - Step 6: Final answer
x = 8,439,434.37
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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.