Finding the Fourth Proportional to 6,731,107.32, 9,288,891.36 and 3,675,299.70
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Solution
The fourth proportional to 6,731,107.32, 9,288,891.36 and 3,675,299.70 is: 5,071,893.52
Step by Step Solution
- Step 1: Write the proportion equation
6,731,107.32 : 9,288,891.36 = 3,675,299.70 : x - Step 2: Convert to fraction form
6,731,107.32/9,288,891.36 = 3,675,299.70/x - Step 3: Cross multiply
6,731,107.32x = 9,288,891.36 × 3,675,299.70 - Step 4: Simplify right side
6,731,107.32x = 34,139,459,628,740.59 - Step 5: Solve for x
x = 34,139,459,628,740.59/6,731,107.32 - Step 6: Final answer
x = 5,071,893.52
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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.