Finding the Fourth Proportional to 75,761,813.92, 113,644,838.24 and 24,643,832.92
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Solution
The fourth proportional to 75,761,813.92, 113,644,838.24 and 24,643,832.92 is: 36,966,438.12
Step by Step Solution
- Step 1: Write the proportion equation
75,761,813.92 : 113,644,838.24 = 24,643,832.92 : x - Step 2: Convert to fraction form
75,761,813.92/113,644,838.24 = 24,643,832.92/x - Step 3: Cross multiply
75,761,813.92x = 113,644,838.24 × 24,643,832.92 - Step 4: Simplify right side
75,761,813.92x = 2,800,644,405,806,987 - Step 5: Solve for x
x = 2,800,644,405,806,987/75,761,813.92 - Step 6: Final answer
x = 36,966,438.12
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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.