Finding the Fourth Proportional to 16,665,688.77, 24,985,080.33 and 15,320,478.84
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Solution
The fourth proportional to 16,665,688.77, 24,985,080.33 and 15,320,478.84 is: 22,968,351.31
Step by Step Solution
- Step 1: Write the proportion equation
16,665,688.77 : 24,985,080.33 = 15,320,478.84 : x - Step 2: Convert to fraction form
16,665,688.77/24,985,080.33 = 15,320,478.84/x - Step 3: Cross multiply
16,665,688.77x = 24,985,080.33 × 15,320,478.84 - Step 4: Simplify right side
16,665,688.77x = 382,783,394,511,465.19 - Step 5: Solve for x
x = 382,783,394,511,465.19/16,665,688.77 - Step 6: Final answer
x = 22,968,351.31
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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.