Finding the Fourth Proportional to 6,831,446.99, 10,243,687.68 and 2,280,861.32
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Solution
The fourth proportional to 6,831,446.99, 10,243,687.68 and 2,280,861.32 is: 3,420,129.15
Step by Step Solution
- Step 1: Write the proportion equation
6,831,446.99 : 10,243,687.68 = 2,280,861.32 : x - Step 2: Convert to fraction form
6,831,446.99/10,243,687.68 = 2,280,861.32/x - Step 3: Cross multiply
6,831,446.99x = 10,243,687.68 × 2,280,861.32 - Step 4: Simplify right side
6,831,446.99x = 23,364,430,952,254.10 - Step 5: Solve for x
x = 23,364,430,952,254.10/6,831,446.99 - Step 6: Final answer
x = 3,420,129.15
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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.