Finding the Fourth Proportional to 16,925,205.99, 23,357,453.97 and 9,482,932.20
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Solution
The fourth proportional to 16,925,205.99, 23,357,453.97 and 9,482,932.20 is: 13,086,821.67
Step by Step Solution
- Step 1: Write the proportion equation
16,925,205.99 : 23,357,453.97 = 9,482,932.20 : x - Step 2: Convert to fraction form
16,925,205.99/23,357,453.97 = 9,482,932.20/x - Step 3: Cross multiply
16,925,205.99x = 23,357,453.97 × 9,482,932.20 - Step 4: Simplify right side
16,925,205.99x = 221,497,152,485,282.25 - Step 5: Solve for x
x = 221,497,152,485,282.25/16,925,205.99 - Step 6: Final answer
x = 13,086,821.67
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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.