Finding the Fourth Proportional to 11,171,616.10, 16,765,718.55 and 4,444,857.70
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Solution
The fourth proportional to 11,171,616.10, 16,765,718.55 and 4,444,857.70 is: 6,670,586.65
Step by Step Solution
- Step 1: Write the proportion equation
11,171,616.10 : 16,765,718.55 = 4,444,857.70 : x - Step 2: Convert to fraction form
11,171,616.10/16,765,718.55 = 4,444,857.70/x - Step 3: Cross multiply
11,171,616.10x = 16,765,718.55 × 4,444,857.70 - Step 4: Simplify right side
11,171,616.10x = 74,521,233,193,000.34 - Step 5: Solve for x
x = 74,521,233,193,000.34/11,171,616.10 - Step 6: Final answer
x = 6,670,586.65
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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.