Finding the Fourth Proportional to 27,617,943.84, 41,425,412.80 and 8,448,700.92
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Solution
The fourth proportional to 27,617,943.84, 41,425,412.80 and 8,448,700.92 is: 12,672,591.60
Step by Step Solution
- Step 1: Write the proportion equation
27,617,943.84 : 41,425,412.80 = 8,448,700.92 : x - Step 2: Convert to fraction form
27,617,943.84/41,425,412.80 = 8,448,700.92/x - Step 3: Cross multiply
27,617,943.84x = 41,425,412.80 × 8,448,700.92 - Step 4: Simplify right side
27,617,943.84x = 349,990,923,234,739.75 - Step 5: Solve for x
x = 349,990,923,234,739.75/27,617,943.84 - Step 6: Final answer
x = 12,672,591.60
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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.