Finding the Fourth Proportional to 11,989,165, 16,545,441.36 and 6,556,657
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Solution
The fourth proportional to 11,989,165, 16,545,441.36 and 6,556,657 is: 9,048,401.95
Step by Step Solution
- Step 1: Write the proportion equation
11,989,165 : 16,545,441.36 = 6,556,657 : x - Step 2: Convert to fraction form
11,989,165/16,545,441.36 = 6,556,657/x - Step 3: Cross multiply
11,989,165x = 16,545,441.36 × 6,556,657 - Step 4: Simplify right side
11,989,165x = 108,482,783,911,133.52 - Step 5: Solve for x
x = 108,482,783,911,133.52/11,989,165 - Step 6: Final answer
x = 9,048,401.95
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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.