Finding the Fourth Proportional to 27,797,558.54, 38,362,046.64 and 16,032,451.68
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Solution
The fourth proportional to 27,797,558.54, 38,362,046.64 and 16,032,451.68 is: 22,125,599.92
Step by Step Solution
- Step 1: Write the proportion equation
27,797,558.54 : 38,362,046.64 = 16,032,451.68 : x - Step 2: Convert to fraction form
27,797,558.54/38,362,046.64 = 16,032,451.68/x - Step 3: Cross multiply
27,797,558.54x = 38,362,046.64 × 16,032,451.68 - Step 4: Simplify right side
27,797,558.54x = 615,037,659,101,706.38 - Step 5: Solve for x
x = 615,037,659,101,706.38/27,797,558.54 - Step 6: Final answer
x = 22,125,599.92
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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.