Finding the Fourth Proportional to 58,789,390.65, 81,129,674.62 and 32,329,450.82
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Solution
The fourth proportional to 58,789,390.65, 81,129,674.62 and 32,329,450.82 is: 44,614,815.65
Step by Step Solution
- Step 1: Write the proportion equation
58,789,390.65 : 81,129,674.62 = 32,329,450.82 : x - Step 2: Convert to fraction form
58,789,390.65/81,129,674.62 = 32,329,450.82/x - Step 3: Cross multiply
58,789,390.65x = 81,129,674.62 × 32,329,450.82 - Step 4: Simplify right side
58,789,390.65x = 2,622,877,825,913,128.50 - Step 5: Solve for x
x = 2,622,877,825,913,128.50/58,789,390.65 - Step 6: Final answer
x = 44,614,815.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.