Finding the Fourth Proportional to 12,750,827.16, 17,596,510.26 and 6,949,984.62
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Solution
The fourth proportional to 12,750,827.16, 17,596,510.26 and 6,949,984.62 is: 9,591,179.78
Step by Step Solution
- Step 1: Write the proportion equation
12,750,827.16 : 17,596,510.26 = 6,949,984.62 : x - Step 2: Convert to fraction form
12,750,827.16/17,596,510.26 = 6,949,984.62/x - Step 3: Cross multiply
12,750,827.16x = 17,596,510.26 × 6,949,984.62 - Step 4: Simplify right side
12,750,827.16x = 122,295,475,672,672.22 - Step 5: Solve for x
x = 122,295,475,672,672.22/12,750,827.16 - Step 6: Final answer
x = 9,591,179.78
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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.