Finding the Fourth Proportional to 64,605,845.99, 96,897,262.62 and 25,741,040.78
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Solution
The fourth proportional to 64,605,845.99, 96,897,262.62 and 25,741,040.78 is: 38,606,976.66
Step by Step Solution
- Step 1: Write the proportion equation
64,605,845.99 : 96,897,262.62 = 25,741,040.78 : x - Step 2: Convert to fraction form
64,605,845.99/96,897,262.62 = 25,741,040.78/x - Step 3: Cross multiply
64,605,845.99x = 96,897,262.62 × 25,741,040.78 - Step 4: Simplify right side
64,605,845.99x = 2,494,236,388,087,303.50 - Step 5: Solve for x
x = 2,494,236,388,087,303.50/64,605,845.99 - Step 6: Final answer
x = 38,606,976.66
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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.