Finding the Fourth Proportional to 7,816,390.25, 11,724,140.68 and 2,351,368.85
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Solution
The fourth proportional to 7,816,390.25, 11,724,140.68 and 2,351,368.85 is: 3,526,919.49
Step by Step Solution
- Step 1: Write the proportion equation
7,816,390.25 : 11,724,140.68 = 2,351,368.85 : x - Step 2: Convert to fraction form
7,816,390.25/11,724,140.68 = 2,351,368.85/x - Step 3: Cross multiply
7,816,390.25x = 11,724,140.68 × 2,351,368.85 - Step 4: Simplify right side
7,816,390.25x = 27,567,779,123,470.70 - Step 5: Solve for x
x = 27,567,779,123,470.70/7,816,390.25 - Step 6: Final answer
x = 3,526,919.49
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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.