Finding the Fourth Proportional to 6,409,955.76, 8,846,230.20 and 3,656,703.84
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Solution
The fourth proportional to 6,409,955.76, 8,846,230.20 and 3,656,703.84 is: 5,046,531.54
Step by Step Solution
- Step 1: Write the proportion equation
6,409,955.76 : 8,846,230.20 = 3,656,703.84 : x - Step 2: Convert to fraction form
6,409,955.76/8,846,230.20 = 3,656,703.84/x - Step 3: Cross multiply
6,409,955.76x = 8,846,230.20 × 3,656,703.84 - Step 4: Simplify right side
6,409,955.76x = 32,348,043,941,863.96 - Step 5: Solve for x
x = 32,348,043,941,863.96/6,409,955.76 - Step 6: Final answer
x = 5,046,531.54
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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.