Finding the Fourth Proportional to 9,793,486.80, 14,690,230.20 and 6,608,437.20
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Solution
The fourth proportional to 9,793,486.80, 14,690,230.20 and 6,608,437.20 is: 9,912,655.80
Step by Step Solution
- Step 1: Write the proportion equation
9,793,486.80 : 14,690,230.20 = 6,608,437.20 : x - Step 2: Convert to fraction form
9,793,486.80/14,690,230.20 = 6,608,437.20/x - Step 3: Cross multiply
9,793,486.80x = 14,690,230.20 × 6,608,437.20 - Step 4: Simplify right side
9,793,486.80x = 97,079,463,730,243.44 - Step 5: Solve for x
x = 97,079,463,730,243.44/9,793,486.80 - Step 6: Final answer
x = 9,912,655.80
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1.5x scale
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.