Finding the Fourth Proportional to 6,562,912.05, 9,844,368.08 and 4,251,143.70
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Solution
The fourth proportional to 6,562,912.05, 9,844,368.08 and 4,251,143.70 is: 6,376,715.55
Step by Step Solution
- Step 1: Write the proportion equation
6,562,912.05 : 9,844,368.08 = 4,251,143.70 : x - Step 2: Convert to fraction form
6,562,912.05/9,844,368.08 = 4,251,143.70/x - Step 3: Cross multiply
6,562,912.05x = 9,844,368.08 × 4,251,143.70 - Step 4: Simplify right side
6,562,912.05x = 41,849,823,322,517.38 - Step 5: Solve for x
x = 41,849,823,322,517.38/6,562,912.05 - Step 6: Final answer
x = 6,376,715.55
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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.