Finding the Fourth Proportional to 10,788,201.09, 16,188,686.09 and 3,969,562.66
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Solution
The fourth proportional to 10,788,201.09, 16,188,686.09 and 3,969,562.66 is: 5,956,693.17
Step by Step Solution
- Step 1: Write the proportion equation
10,788,201.09 : 16,188,686.09 = 3,969,562.66 : x - Step 2: Convert to fraction form
10,788,201.09/16,188,686.09 = 3,969,562.66/x - Step 3: Cross multiply
10,788,201.09x = 16,188,686.09 × 3,969,562.66 - Step 4: Simplify right side
10,788,201.09x = 64,262,003,771,891.73 - Step 5: Solve for x
x = 64,262,003,771,891.73/10,788,201.09 - Step 6: Final answer
x = 5,956,693.17
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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.