Finding the Fourth Proportional to 55,141,562.67, 82,721,321.10 and 16,283,944.79
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Solution
The fourth proportional to 55,141,562.67, 82,721,321.10 and 16,283,944.79 is: 24,428,568.23
Step by Step Solution
- Step 1: Write the proportion equation
55,141,562.67 : 82,721,321.10 = 16,283,944.79 : x - Step 2: Convert to fraction form
55,141,562.67/82,721,321.10 = 16,283,944.79/x - Step 3: Cross multiply
55,141,562.67x = 82,721,321.10 × 16,283,944.79 - Step 4: Simplify right side
55,141,562.67x = 1,347,029,425,748,262 - Step 5: Solve for x
x = 1,347,029,425,748,262/55,141,562.67 - Step 6: Final answer
x = 24,428,568.23
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.