Finding the Fourth Proportional to 11,774,680.12, 17,668,872.66 and 4,950,758.92
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Solution
The fourth proportional to 11,774,680.12, 17,668,872.66 and 4,950,758.92 is: 7,429,019.56
Step by Step Solution
- Step 1: Write the proportion equation
11,774,680.12 : 17,668,872.66 = 4,950,758.92 : x - Step 2: Convert to fraction form
11,774,680.12/17,668,872.66 = 4,950,758.92/x - Step 3: Cross multiply
11,774,680.12x = 17,668,872.66 × 4,950,758.92 - Step 4: Simplify right side
11,774,680.12x = 87,474,328,927,839.12 - Step 5: Solve for x
x = 87,474,328,927,839.12/11,774,680.12 - Step 6: Final answer
x = 7,429,019.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.