Finding the Fourth Proportional to 16,403,796.30, 24,605,694.45 and 7,305,876.30
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Solution
The fourth proportional to 16,403,796.30, 24,605,694.45 and 7,305,876.30 is: 10,958,814.45
Step by Step Solution
- Step 1: Write the proportion equation
16,403,796.30 : 24,605,694.45 = 7,305,876.30 : x - Step 2: Convert to fraction form
16,403,796.30/24,605,694.45 = 7,305,876.30/x - Step 3: Cross multiply
16,403,796.30x = 24,605,694.45 × 7,305,876.30 - Step 4: Simplify right side
16,403,796.30x = 179,766,159,927,296.53 - Step 5: Solve for x
x = 179,766,159,927,296.53/16,403,796.30 - Step 6: Final answer
x = 10,958,814.45
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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.