Finding the Fourth Proportional to 8,629,124.13, 12,949,459.88 and 3,580,434.63
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Solution
The fourth proportional to 8,629,124.13, 12,949,459.88 and 3,580,434.63 is: 5,373,047.59
Step by Step Solution
- Step 1: Write the proportion equation
8,629,124.13 : 12,949,459.88 = 3,580,434.63 : x - Step 2: Convert to fraction form
8,629,124.13/12,949,459.88 = 3,580,434.63/x - Step 3: Cross multiply
8,629,124.13x = 12,949,459.88 × 3,580,434.63 - Step 4: Simplify right side
8,629,124.13x = 46,364,694,576,245.47 - Step 5: Solve for x
x = 46,364,694,576,245.47/8,629,124.13 - Step 6: Final answer
x = 5,373,047.59
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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.