Finding the Fourth Proportional to 9,676,248.40, 14,510,914.20 and 3,198,125.20
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Solution
The fourth proportional to 9,676,248.40, 14,510,914.20 and 3,198,125.20 is: 4,796,044.75
Step by Step Solution
- Step 1: Write the proportion equation
9,676,248.40 : 14,510,914.20 = 3,198,125.20 : x - Step 2: Convert to fraction form
9,676,248.40/14,510,914.20 = 3,198,125.20/x - Step 3: Cross multiply
9,676,248.40x = 14,510,914.20 × 3,198,125.20 - Step 4: Simplify right side
9,676,248.40x = 46,407,720,378,057.84 - Step 5: Solve for x
x = 46,407,720,378,057.84/9,676,248.40 - Step 6: Final answer
x = 4,796,044.75
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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.