Finding the Fourth Proportional to 12,627,193.95, 18,893,497.05 and 8,992,327.05
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Solution
The fourth proportional to 12,627,193.95, 18,893,497.05 and 8,992,327.05 is: 13,454,810.73
Step by Step Solution
- Step 1: Write the proportion equation
12,627,193.95 : 18,893,497.05 = 8,992,327.05 : x - Step 2: Convert to fraction form
12,627,193.95/18,893,497.05 = 8,992,327.05/x - Step 3: Cross multiply
12,627,193.95x = 18,893,497.05 × 8,992,327.05 - Step 4: Simplify right side
12,627,193.95x = 169,896,504,591,810.22 - Step 5: Solve for x
x = 169,896,504,591,810.22/12,627,193.95 - Step 6: Final answer
x = 13,454,810.73
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1.5x scale
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.