Finding the Fourth Proportional to 19,562,687.92, 29,484,646.27 and 16,862,822.44
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Solution
The fourth proportional to 19,562,687.92, 29,484,646.27 and 16,862,822.44 is: 25,415,441.72
Step by Step Solution
- Step 1: Write the proportion equation
19,562,687.92 : 29,484,646.27 = 16,862,822.44 : x - Step 2: Convert to fraction form
19,562,687.92/29,484,646.27 = 16,862,822.44/x - Step 3: Cross multiply
19,562,687.92x = 29,484,646.27 × 16,862,822.44 - Step 4: Simplify right side
19,562,687.92x = 497,194,354,757,218.31 - Step 5: Solve for x
x = 497,194,354,757,218.31/19,562,687.92 - Step 6: Final answer
x = 25,415,441.72
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.