Finding the Fourth Proportional to 12,267,201.24, 16,928,853.84 and 6,760,776.96
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Solution
The fourth proportional to 12,267,201.24, 16,928,853.84 and 6,760,776.96 is: 9,329,936.21
Step by Step Solution
- Step 1: Write the proportion equation
12,267,201.24 : 16,928,853.84 = 6,760,776.96 : x - Step 2: Convert to fraction form
12,267,201.24/16,928,853.84 = 6,760,776.96/x - Step 3: Cross multiply
12,267,201.24x = 16,928,853.84 × 6,760,776.96 - Step 4: Simplify right side
12,267,201.24x = 114,452,205,000,679.53 - Step 5: Solve for x
x = 114,452,205,000,679.53/12,267,201.24 - Step 6: Final answer
x = 9,329,936.21
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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.