Finding the Fourth Proportional to 7,775,766.73, 11,663,214.14 and 2,384,402.36
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Solution
The fourth proportional to 7,775,766.73, 11,663,214.14 and 2,384,402.36 is: 3,576,469.85
Step by Step Solution
- Step 1: Write the proportion equation
7,775,766.73 : 11,663,214.14 = 2,384,402.36 : x - Step 2: Convert to fraction form
7,775,766.73/11,663,214.14 = 2,384,402.36/x - Step 3: Cross multiply
7,775,766.73x = 11,663,214.14 × 2,384,402.36 - Step 4: Simplify right side
7,775,766.73x = 27,809,795,262,285.30 - Step 5: Solve for x
x = 27,809,795,262,285.30/7,775,766.73 - Step 6: Final answer
x = 3,576,469.85
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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.