Finding the Fourth Proportional to 23,207,668.40, 34,811,496.12 and 7,251,316.40
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Solution
The fourth proportional to 23,207,668.40, 34,811,496.12 and 7,251,316.40 is: 10,876,972.58
Step by Step Solution
- Step 1: Write the proportion equation
23,207,668.40 : 34,811,496.12 = 7,251,316.40 : x - Step 2: Convert to fraction form
23,207,668.40/34,811,496.12 = 7,251,316.40/x - Step 3: Cross multiply
23,207,668.40x = 34,811,496.12 × 7,251,316.40 - Step 4: Simplify right side
23,207,668.40x = 252,429,172,723,492.38 - Step 5: Solve for x
x = 252,429,172,723,492.38/23,207,668.40 - Step 6: Final answer
x = 10,876,972.58
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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.