Finding the Fourth Proportional to 12,196,126.26, 18,289,539.18 and 4,106,930.04
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Solution
The fourth proportional to 12,196,126.26, 18,289,539.18 and 4,106,930.04 is: 6,158,829.15
Step by Step Solution
- Step 1: Write the proportion equation
12,196,126.26 : 18,289,539.18 = 4,106,930.04 : x - Step 2: Convert to fraction form
12,196,126.26/18,289,539.18 = 4,106,930.04/x - Step 3: Cross multiply
12,196,126.26x = 18,289,539.18 × 4,106,930.04 - Step 4: Simplify right side
12,196,126.26x = 75,113,857,876,098.97 - Step 5: Solve for x
x = 75,113,857,876,098.97/12,196,126.26 - Step 6: Final answer
x = 6,158,829.15
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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.