Finding the Fourth Proportional to 9,016,560.62, 12,442,821.80 and 4,886,691.99
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Solution
The fourth proportional to 9,016,560.62, 12,442,821.80 and 4,886,691.99 is: 6,743,617.68
Step by Step Solution
- Step 1: Write the proportion equation
9,016,560.62 : 12,442,821.80 = 4,886,691.99 : x - Step 2: Convert to fraction form
9,016,560.62/12,442,821.80 = 4,886,691.99/x - Step 3: Cross multiply
9,016,560.62x = 12,442,821.80 × 4,886,691.99 - Step 4: Simplify right side
9,016,560.62x = 60,804,237,623,057.39 - Step 5: Solve for x
x = 60,804,237,623,057.39/9,016,560.62 - Step 6: Final answer
x = 6,743,617.68
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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.