Finding the Fourth Proportional to 10,753,891.20, 16,104,277.44 and 8,014,870.80
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Solution
The fourth proportional to 10,753,891.20, 16,104,277.44 and 8,014,870.80 is: 12,002,511.52
Step by Step Solution
- Step 1: Write the proportion equation
10,753,891.20 : 16,104,277.44 = 8,014,870.80 : x - Step 2: Convert to fraction form
10,753,891.20/16,104,277.44 = 8,014,870.80/x - Step 3: Cross multiply
10,753,891.20x = 16,104,277.44 × 8,014,870.80 - Step 4: Simplify right side
10,753,891.20x = 129,073,703,008,954.75 - Step 5: Solve for x
x = 129,073,703,008,954.75/10,753,891.20 - Step 6: Final answer
x = 12,002,511.52
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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.