Finding the Fourth Proportional to 8,873,523.21, 13,311,755.74 and 3,114,762.53
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Solution
The fourth proportional to 8,873,523.21, 13,311,755.74 and 3,114,762.53 is: 4,672,660.12
Step by Step Solution
- Step 1: Write the proportion equation
8,873,523.21 : 13,311,755.74 = 3,114,762.53 : x - Step 2: Convert to fraction form
8,873,523.21/13,311,755.74 = 3,114,762.53/x - Step 3: Cross multiply
8,873,523.21x = 13,311,755.74 × 3,114,762.53 - Step 4: Simplify right side
8,873,523.21x = 41,462,958,028,355.21 - Step 5: Solve for x
x = 41,462,958,028,355.21/8,873,523.21 - Step 6: Final answer
x = 4,672,660.12
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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.