Finding the Fourth Proportional to 8,757,954.63, 13,139,328.69 and 4,212,805.48
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Solution
The fourth proportional to 8,757,954.63, 13,139,328.69 and 4,212,805.48 is: 6,320,361.12
Step by Step Solution
- Step 1: Write the proportion equation
8,757,954.63 : 13,139,328.69 = 4,212,805.48 : x - Step 2: Convert to fraction form
8,757,954.63/13,139,328.69 = 4,212,805.48/x - Step 3: Cross multiply
8,757,954.63x = 13,139,328.69 × 4,212,805.48 - Step 4: Simplify right side
8,757,954.63x = 55,353,435,925,177.38 - Step 5: Solve for x
x = 55,353,435,925,177.38/8,757,954.63 - Step 6: Final answer
x = 6,320,361.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.