Finding the Fourth Proportional to 11,143,995.54, 16,713,187.88 and 4,318,226.39
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Solution
The fourth proportional to 11,143,995.54, 16,713,187.88 and 4,318,226.39 is: 6,476,252.49
Step by Step Solution
- Step 1: Write the proportion equation
11,143,995.54 : 16,713,187.88 = 4,318,226.39 : x - Step 2: Convert to fraction form
11,143,995.54/16,713,187.88 = 4,318,226.39/x - Step 3: Cross multiply
11,143,995.54x = 16,713,187.88 × 4,318,226.39 - Step 4: Simplify right side
11,143,995.54x = 72,171,328,859,287.08 - Step 5: Solve for x
x = 72,171,328,859,287.08/11,143,995.54 - Step 6: Final answer
x = 6,476,252.49
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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.