Finding the Fourth Proportional to 47,813,367.99, 65,982,139.61 and 27,186,812.36
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Solution
The fourth proportional to 47,813,367.99, 65,982,139.61 and 27,186,812.36 is: 37,517,625.79
Step by Step Solution
- Step 1: Write the proportion equation
47,813,367.99 : 65,982,139.61 = 27,186,812.36 : x - Step 2: Convert to fraction form
47,813,367.99/65,982,139.61 = 27,186,812.36/x - Step 3: Cross multiply
47,813,367.99x = 65,982,139.61 × 27,186,812.36 - Step 4: Simplify right side
47,813,367.99x = 1,793,844,048,222,548.75 - Step 5: Solve for x
x = 1,793,844,048,222,548.75/47,813,367.99 - Step 6: Final answer
x = 37,517,625.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.