Finding the Fourth Proportional to 11,213,658.46, 15,474,854.60 and 6,057,019.99
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Solution
The fourth proportional to 11,213,658.46, 15,474,854.60 and 6,057,019.99 is: 8,358,690.79
Step by Step Solution
- Step 1: Write the proportion equation
11,213,658.46 : 15,474,854.60 = 6,057,019.99 : x - Step 2: Convert to fraction form
11,213,658.46/15,474,854.60 = 6,057,019.99/x - Step 3: Cross multiply
11,213,658.46x = 15,474,854.60 × 6,057,019.99 - Step 4: Simplify right side
11,213,658.46x = 93,731,503,654,543.45 - Step 5: Solve for x
x = 93,731,503,654,543.45/11,213,658.46 - Step 6: Final answer
x = 8,358,690.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.