Finding the Fourth Proportional to 7,359,039.68, 11,037,690.19 and 1,968,107.92
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Solution
The fourth proportional to 7,359,039.68, 11,037,690.19 and 1,968,107.92 is: 2,951,929.39
Step by Step Solution
- Step 1: Write the proportion equation
7,359,039.68 : 11,037,690.19 = 1,968,107.92 : x - Step 2: Convert to fraction form
7,359,039.68/11,037,690.19 = 1,968,107.92/x - Step 3: Cross multiply
7,359,039.68x = 11,037,690.19 × 1,968,107.92 - Step 4: Simplify right side
7,359,039.68x = 21,723,365,481,445.30 - Step 5: Solve for x
x = 21,723,365,481,445.30/7,359,039.68 - Step 6: Final answer
x = 2,951,929.39
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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.