Finding the Fourth Proportional to 11,167,503.79, 16,753,948.66 and 3,879,902.88
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Solution
The fourth proportional to 11,167,503.79, 16,753,948.66 and 3,879,902.88 is: 5,820,789.94
Step by Step Solution
- Step 1: Write the proportion equation
11,167,503.79 : 16,753,948.66 = 3,879,902.88 : x - Step 2: Convert to fraction form
11,167,503.79/16,753,948.66 = 3,879,902.88/x - Step 3: Cross multiply
11,167,503.79x = 16,753,948.66 × 3,879,902.88 - Step 4: Simplify right side
11,167,503.79x = 65,003,693,710,433.70 - Step 5: Solve for x
x = 65,003,693,710,433.70/11,167,503.79 - Step 6: Final answer
x = 5,820,789.94
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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.