Finding the Fourth Proportional to 16,206,807.60, 24,313,897.80 and 9,471,754.80
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Solution
The fourth proportional to 16,206,807.60, 24,313,897.80 and 9,471,754.80 is: 14,209,786.65
Step by Step Solution
- Step 1: Write the proportion equation
16,206,807.60 : 24,313,897.80 = 9,471,754.80 : x - Step 2: Convert to fraction form
16,206,807.60/24,313,897.80 = 9,471,754.80/x - Step 3: Cross multiply
16,206,807.60x = 24,313,897.80 × 9,471,754.80 - Step 4: Simplify right side
16,206,807.60x = 230,295,278,193,859.47 - Step 5: Solve for x
x = 230,295,278,193,859.47/16,206,807.60 - Step 6: Final answer
x = 14,209,786.65
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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.