Finding the Fourth Proportional to 12,268,044.12, 18,402,063.74 and 3,292,596.12
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Solution
The fourth proportional to 12,268,044.12, 18,402,063.74 and 3,292,596.12 is: 4,938,893.53
Step by Step Solution
- Step 1: Write the proportion equation
12,268,044.12 : 18,402,063.74 = 3,292,596.12 : x - Step 2: Convert to fraction form
12,268,044.12/18,402,063.74 = 3,292,596.12/x - Step 3: Cross multiply
12,268,044.12x = 18,402,063.74 × 3,292,596.12 - Step 4: Simplify right side
12,268,044.12x = 60,590,563,670,316.69 - Step 5: Solve for x
x = 60,590,563,670,316.69/12,268,044.12 - Step 6: Final answer
x = 4,938,893.53
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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.