Finding the Fourth Proportional to 79,412,950.46, 119,138,576.21 and 27,590,010.63
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Solution
The fourth proportional to 79,412,950.46, 119,138,576.21 and 27,590,010.63 is: 41,391,669.31
Step by Step Solution
- Step 1: Write the proportion equation
79,412,950.46 : 119,138,576.21 = 27,590,010.63 : x - Step 2: Convert to fraction form
79,412,950.46/119,138,576.21 = 27,590,010.63/x - Step 3: Cross multiply
79,412,950.46x = 119,138,576.21 × 27,590,010.63 - Step 4: Simplify right side
79,412,950.46x = 3,287,034,583,939,015 - Step 5: Solve for x
x = 3,287,034,583,939,015/79,412,950.46 - Step 6: Final answer
x = 41,391,669.31
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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.