Finding the Fourth Proportional to 5,943,434.76, 8,202,331.86 and 3,330,148.36
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Solution
The fourth proportional to 5,943,434.76, 8,202,331.86 and 3,330,148.36 is: 4,595,824.32
Step by Step Solution
- Step 1: Write the proportion equation
5,943,434.76 : 8,202,331.86 = 3,330,148.36 : x - Step 2: Convert to fraction form
5,943,434.76/8,202,331.86 = 3,330,148.36/x - Step 3: Cross multiply
5,943,434.76x = 8,202,331.86 × 3,330,148.36 - Step 4: Simplify right side
5,943,434.76x = 27,314,981,991,754.75 - Step 5: Solve for x
x = 27,314,981,991,754.75/5,943,434.76 - Step 6: Final answer
x = 4,595,824.32
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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.