Finding the Fourth Proportional to 6,425,009.14, 9,622,804.11 and 3,231,043.06
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Solution
The fourth proportional to 6,425,009.14, 9,622,804.11 and 3,231,043.06 is: 4,839,167.35
Step by Step Solution
- Step 1: Write the proportion equation
6,425,009.14 : 9,622,804.11 = 3,231,043.06 : x - Step 2: Convert to fraction form
6,425,009.14/9,622,804.11 = 3,231,043.06/x - Step 3: Cross multiply
6,425,009.14x = 9,622,804.11 × 3,231,043.06 - Step 4: Simplify right side
6,425,009.14x = 31,091,694,437,354.98 - Step 5: Solve for x
x = 31,091,694,437,354.98/6,425,009.14 - Step 6: Final answer
x = 4,839,167.35
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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.