Finding the Fourth Proportional to 11,006,028.48, 16,509,908.56 and 2,919,004.11
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Solution
The fourth proportional to 11,006,028.48, 16,509,908.56 and 2,919,004.11 is: 4,378,735.80
Step by Step Solution
- Step 1: Write the proportion equation
11,006,028.48 : 16,509,908.56 = 2,919,004.11 : x - Step 2: Convert to fraction form
11,006,028.48/16,509,908.56 = 2,919,004.11/x - Step 3: Cross multiply
11,006,028.48x = 16,509,908.56 × 2,919,004.11 - Step 4: Simplify right side
11,006,028.48x = 48,192,490,892,759.14 - Step 5: Solve for x
x = 48,192,490,892,759.14/11,006,028.48 - Step 6: Final answer
x = 4,378,735.80
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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.