Finding the Fourth Proportional to 10,677,912.44, 14,735,513.79 and 5,783,134.28
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Solution
The fourth proportional to 10,677,912.44, 14,735,513.79 and 5,783,134.28 is: 7,980,722.39
Step by Step Solution
- Step 1: Write the proportion equation
10,677,912.44 : 14,735,513.79 = 5,783,134.28 : x - Step 2: Convert to fraction form
10,677,912.44/14,735,513.79 = 5,783,134.28/x - Step 3: Cross multiply
10,677,912.44x = 14,735,513.79 × 5,783,134.28 - Step 4: Simplify right side
10,677,912.44x = 85,217,454,858,684.16 - Step 5: Solve for x
x = 85,217,454,858,684.16/10,677,912.44 - Step 6: Final answer
x = 7,980,722.39
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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.