Finding the Fourth Proportional to 49,647,979.30, 74,471,968.95 and 24,138,811.30
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Solution
The fourth proportional to 49,647,979.30, 74,471,968.95 and 24,138,811.30 is: 36,208,216.95
Step by Step Solution
- Step 1: Write the proportion equation
49,647,979.30 : 74,471,968.95 = 24,138,811.30 : x - Step 2: Convert to fraction form
49,647,979.30/74,471,968.95 = 24,138,811.30/x - Step 3: Cross multiply
49,647,979.30x = 74,471,968.95 × 24,138,811.30 - Step 4: Simplify right side
49,647,979.30x = 1,797,664,805,623,509.25 - Step 5: Solve for x
x = 1,797,664,805,623,509.25/49,647,979.30 - Step 6: Final answer
x = 36,208,216.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.