Finding the Fourth Proportional to 30,074,877.99, 41,502,220.29 and 16,323,546.87
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Solution
The fourth proportional to 30,074,877.99, 41,502,220.29 and 16,323,546.87 is: 22,525,891.49
Step by Step Solution
- Step 1: Write the proportion equation
30,074,877.99 : 41,502,220.29 = 16,323,546.87 : x - Step 2: Convert to fraction form
30,074,877.99/41,502,220.29 = 16,323,546.87/x - Step 3: Cross multiply
30,074,877.99x = 41,502,220.29 × 16,323,546.87 - Step 4: Simplify right side
30,074,877.99x = 677,463,438,112,880 - Step 5: Solve for x
x = 677,463,438,112,880/30,074,877.99 - Step 6: Final answer
x = 22,525,891.49
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1.5x scale
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.