Finding the Fourth Proportional to 5,625,160.64, 7,762,318.66 and 3,302,147.46
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Solution
The fourth proportional to 5,625,160.64, 7,762,318.66 and 3,302,147.46 is: 4,556,726.91
Step by Step Solution
- Step 1: Write the proportion equation
5,625,160.64 : 7,762,318.66 = 3,302,147.46 : x - Step 2: Convert to fraction form
5,625,160.64/7,762,318.66 = 3,302,147.46/x - Step 3: Cross multiply
5,625,160.64x = 7,762,318.66 × 3,302,147.46 - Step 4: Simplify right side
5,625,160.64x = 25,632,320,846,829.61 - Step 5: Solve for x
x = 25,632,320,846,829.61/5,625,160.64 - Step 6: Final answer
x = 4,556,726.91
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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.