Finding the Fourth Proportional to 6,288,329.97, 9,428,951.66 and 2,187,770.58
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Solution
The fourth proportional to 6,288,329.97, 9,428,951.66 and 2,187,770.58 is: 3,280,423.12
Step by Step Solution
- Step 1: Write the proportion equation
6,288,329.97 : 9,428,951.66 = 2,187,770.58 : x - Step 2: Convert to fraction form
6,288,329.97/9,428,951.66 = 2,187,770.58/x - Step 3: Cross multiply
6,288,329.97x = 9,428,951.66 × 2,187,770.58 - Step 4: Simplify right side
6,288,329.97x = 20,628,383,031,051.31 - Step 5: Solve for x
x = 20,628,383,031,051.31/6,288,329.97 - Step 6: Final answer
x = 3,280,423.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.