Finding the Fourth Proportional to 5,333,727.63, 7,360,544.14 and 2,886,338.68
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Solution
The fourth proportional to 5,333,727.63, 7,360,544.14 and 2,886,338.68 is: 3,983,147.38
Step by Step Solution
- Step 1: Write the proportion equation
5,333,727.63 : 7,360,544.14 = 2,886,338.68 : x - Step 2: Convert to fraction form
5,333,727.63/7,360,544.14 = 2,886,338.68/x - Step 3: Cross multiply
5,333,727.63x = 7,360,544.14 × 2,886,338.68 - Step 4: Simplify right side
5,333,727.63x = 21,245,023,257,129.34 - Step 5: Solve for x
x = 21,245,023,257,129.34/5,333,727.63 - Step 6: Final answer
x = 3,983,147.38
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1.5x scale
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.