Finding the Fourth Proportional to 7,363,208.51, 10,161,130.88 and 4,055,439.23
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Solution
The fourth proportional to 7,363,208.51, 10,161,130.88 and 4,055,439.23 is: 5,596,452.78
Step by Step Solution
- Step 1: Write the proportion equation
7,363,208.51 : 10,161,130.88 = 4,055,439.23 : x - Step 2: Convert to fraction form
7,363,208.51/10,161,130.88 = 4,055,439.23/x - Step 3: Cross multiply
7,363,208.51x = 10,161,130.88 × 4,055,439.23 - Step 4: Simplify right side
7,363,208.51x = 41,207,848,720,833.57 - Step 5: Solve for x
x = 41,207,848,720,833.57/7,363,208.51 - Step 6: Final answer
x = 5,596,452.78
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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.