Finding the Fourth Proportional to 6,960,750.80, 10,432,831.80 and 2,917,230.80
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Solution
The fourth proportional to 6,960,750.80, 10,432,831.80 and 2,917,230.80 is: 4,372,370.04
Step by Step Solution
- Step 1: Write the proportion equation
6,960,750.80 : 10,432,831.80 = 2,917,230.80 : x - Step 2: Convert to fraction form
6,960,750.80/10,432,831.80 = 2,917,230.80/x - Step 3: Cross multiply
6,960,750.80x = 10,432,831.80 × 2,917,230.80 - Step 4: Simplify right side
6,960,750.80x = 30,434,978,258,179.44 - Step 5: Solve for x
x = 30,434,978,258,179.44/6,960,750.80 - Step 6: Final answer
x = 4,372,370.04
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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.