Finding the Fourth Proportional to 16,525,944.21, 22,781,766.99 and 11,548,933.29
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Solution
The fourth proportional to 16,525,944.21, 22,781,766.99 and 11,548,933.29 is: 15,920,730.69
Step by Step Solution
- Step 1: Write the proportion equation
16,525,944.21 : 22,781,766.99 = 11,548,933.29 : x - Step 2: Convert to fraction form
16,525,944.21/22,781,766.99 = 11,548,933.29/x - Step 3: Cross multiply
16,525,944.21x = 22,781,766.99 × 11,548,933.29 - Step 4: Simplify right side
16,525,944.21x = 263,105,107,195,834.06 - Step 5: Solve for x
x = 263,105,107,195,834.06/16,525,944.21 - Step 6: Final answer
x = 15,920,730.69
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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.