Finding the Fourth Proportional to 7,806,201.14, 11,661,859.31 and 5,051,305.53
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Solution
The fourth proportional to 7,806,201.14, 11,661,859.31 and 5,051,305.53 is: 7,546,258.85
Step by Step Solution
- Step 1: Write the proportion equation
7,806,201.14 : 11,661,859.31 = 5,051,305.53 : x - Step 2: Convert to fraction form
7,806,201.14/11,661,859.31 = 5,051,305.53/x - Step 3: Cross multiply
7,806,201.14x = 11,661,859.31 × 5,051,305.53 - Step 4: Simplify right side
7,806,201.14x = 58,907,614,397,428.46 - Step 5: Solve for x
x = 58,907,614,397,428.46/7,806,201.14 - Step 6: Final answer
x = 7,546,258.85
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.