Finding the Fourth Proportional to 13,165,236.99, 19,740,755.03 and 5,972,846.45
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Solution
The fourth proportional to 13,165,236.99, 19,740,755.03 and 5,972,846.45 is: 8,956,048.31
Step by Step Solution
- Step 1: Write the proportion equation
13,165,236.99 : 19,740,755.03 = 5,972,846.45 : x - Step 2: Convert to fraction form
13,165,236.99/19,740,755.03 = 5,972,846.45/x - Step 3: Cross multiply
13,165,236.99x = 19,740,755.03 × 5,972,846.45 - Step 4: Simplify right side
13,165,236.99x = 117,908,498,472,687.14 - Step 5: Solve for x
x = 117,908,498,472,687.14/13,165,236.99 - Step 6: Final answer
x = 8,956,048.31
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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.