Finding the Fourth Proportional to 13,718,652, 18,930,375.12 and 7,919,302.08
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Solution
The fourth proportional to 13,718,652, 18,930,375.12 and 7,919,302.08 is: 10,927,849.11
Step by Step Solution
- Step 1: Write the proportion equation
13,718,652 : 18,930,375.12 = 7,919,302.08 : x - Step 2: Convert to fraction form
13,718,652/18,930,375.12 = 7,919,302.08/x - Step 3: Cross multiply
13,718,652x = 18,930,375.12 × 7,919,302.08 - Step 4: Simplify right side
13,718,652x = 149,915,359,062,996.25 - Step 5: Solve for x
x = 149,915,359,062,996.25/13,718,652 - Step 6: Final answer
x = 10,927,849.11
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.