Finding the Fourth Proportional to 7,810,708.80, 11,713,800.17 and 2,345,583.12
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Solution
The fourth proportional to 7,810,708.80, 11,713,800.17 and 2,345,583.12 is: 3,517,695.08
Step by Step Solution
- Step 1: Write the proportion equation
7,810,708.80 : 11,713,800.17 = 2,345,583.12 : x - Step 2: Convert to fraction form
7,810,708.80/11,713,800.17 = 2,345,583.12/x - Step 3: Cross multiply
7,810,708.80x = 11,713,800.17 × 2,345,583.12 - Step 4: Simplify right side
7,810,708.80x = 27,475,691,898,548.43 - Step 5: Solve for x
x = 27,475,691,898,548.43/7,810,708.80 - Step 6: Final answer
x = 3,517,695.08
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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.