Finding the Fourth Proportional to 11,218,801.62, 16,828,201.40 and 2,699,138.10
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Solution
The fourth proportional to 11,218,801.62, 16,828,201.40 and 2,699,138.10 is: 4,048,706.90
Step by Step Solution
- Step 1: Write the proportion equation
11,218,801.62 : 16,828,201.40 = 2,699,138.10 : x - Step 2: Convert to fraction form
11,218,801.62/16,828,201.40 = 2,699,138.10/x - Step 3: Cross multiply
11,218,801.62x = 16,828,201.40 × 2,699,138.10 - Step 4: Simplify right side
11,218,801.62x = 45,421,639,539,717.65 - Step 5: Solve for x
x = 45,421,639,539,717.65/11,218,801.62 - Step 6: Final answer
x = 4,048,706.90
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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.