Finding the Fourth Proportional to 10,186,804.92, 15,278,546.34 and 2,996,656.92
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Solution
The fourth proportional to 10,186,804.92, 15,278,546.34 and 2,996,656.92 is: 4,494,496.75
Step by Step Solution
- Step 1: Write the proportion equation
10,186,804.92 : 15,278,546.34 = 2,996,656.92 : x - Step 2: Convert to fraction form
10,186,804.92/15,278,546.34 = 2,996,656.92/x - Step 3: Cross multiply
10,186,804.92x = 15,278,546.34 × 2,996,656.92 - Step 4: Simplify right side
10,186,804.92x = 45,784,561,617,301.67 - Step 5: Solve for x
x = 45,784,561,617,301.67/10,186,804.92 - Step 6: Final answer
x = 4,494,496.75
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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.