Finding the Fourth Proportional to 8,104,831.07, 12,156,348.09 and 2,039,564.44
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Solution
The fourth proportional to 8,104,831.07, 12,156,348.09 and 2,039,564.44 is: 3,059,120.55
Step by Step Solution
- Step 1: Write the proportion equation
8,104,831.07 : 12,156,348.09 = 2,039,564.44 : x - Step 2: Convert to fraction form
8,104,831.07/12,156,348.09 = 2,039,564.44/x - Step 3: Cross multiply
8,104,831.07x = 12,156,348.09 × 2,039,564.44 - Step 4: Simplify right side
8,104,831.07x = 24,793,655,284,625.92 - Step 5: Solve for x
x = 24,793,655,284,625.92/8,104,831.07 - Step 6: Final answer
x = 3,059,120.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.