Finding the Fourth Proportional to 8,169,305.68, 11,252,880.21 and 6,232,203.24
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Solution
The fourth proportional to 8,169,305.68, 11,252,880.21 and 6,232,203.24 is: 8,584,601.83
Step by Step Solution
- Step 1: Write the proportion equation
8,169,305.68 : 11,252,880.21 = 6,232,203.24 : x - Step 2: Convert to fraction form
8,169,305.68/11,252,880.21 = 6,232,203.24/x - Step 3: Cross multiply
8,169,305.68x = 11,252,880.21 × 6,232,203.24 - Step 4: Simplify right side
8,169,305.68x = 70,130,236,504,093.89 - Step 5: Solve for x
x = 70,130,236,504,093.89/8,169,305.68 - Step 6: Final answer
x = 8,584,601.83
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1.5x scale
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.