Finding the Fourth Proportional to 7,794,283.07, 11,690,046.80 and 2,114,950.25
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Solution
The fourth proportional to 7,794,283.07, 11,690,046.80 and 2,114,950.25 is: 3,172,051.52
Step by Step Solution
- Step 1: Write the proportion equation
7,794,283.07 : 11,690,046.80 = 2,114,950.25 : x - Step 2: Convert to fraction form
7,794,283.07/11,690,046.80 = 2,114,950.25/x - Step 3: Cross multiply
7,794,283.07x = 11,690,046.80 × 2,114,950.25 - Step 4: Simplify right side
7,794,283.07x = 24,723,867,428,753.13 - Step 5: Solve for x
x = 24,723,867,428,753.13/7,794,283.07 - Step 6: Final answer
x = 3,172,051.52
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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.