Finding the Fourth Proportional to 5,929,629.85, 8,182,831.55 and 3,316,104.19
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Solution
The fourth proportional to 5,929,629.85, 8,182,831.55 and 3,316,104.19 is: 4,576,191.54
Step by Step Solution
- Step 1: Write the proportion equation
5,929,629.85 : 8,182,831.55 = 3,316,104.19 : x - Step 2: Convert to fraction form
5,929,629.85/8,182,831.55 = 3,316,104.19/x - Step 3: Cross multiply
5,929,629.85x = 8,182,831.55 × 3,316,104.19 - Step 4: Simplify right side
5,929,629.85x = 27,135,121,931,524.52 - Step 5: Solve for x
x = 27,135,121,931,524.52/5,929,629.85 - Step 6: Final answer
x = 4,576,191.54
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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.