Finding the Fourth Proportional to 38,496,649.11, 57,726,077.96 and 19,043,398.92
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Solution
The fourth proportional to 38,496,649.11, 57,726,077.96 and 19,043,398.92 is: 28,555,751.12
Step by Step Solution
- Step 1: Write the proportion equation
38,496,649.11 : 57,726,077.96 = 19,043,398.92 : x - Step 2: Convert to fraction form
38,496,649.11/57,726,077.96 = 19,043,398.92/x - Step 3: Cross multiply
38,496,649.11x = 57,726,077.96 × 19,043,398.92 - Step 4: Simplify right side
38,496,649.11x = 1,099,300,730,943,381 - Step 5: Solve for x
x = 1,099,300,730,943,381/38,496,649.11 - Step 6: Final answer
x = 28,555,751.12
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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.