Finding the Fourth Proportional to 48,723,548.81, 73,094,540.92 and 19,579,656.52
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Solution
The fourth proportional to 48,723,548.81, 73,094,540.92 and 19,579,656.52 is: 29,373,188.94
Step by Step Solution
- Step 1: Write the proportion equation
48,723,548.81 : 73,094,540.92 = 19,579,656.52 : x - Step 2: Convert to fraction form
48,723,548.81/73,094,540.92 = 19,579,656.52/x - Step 3: Cross multiply
48,723,548.81x = 73,094,540.92 × 19,579,656.52 - Step 4: Simplify right side
48,723,548.81x = 1,431,166,004,966,175.25 - Step 5: Solve for x
x = 1,431,166,004,966,175.25/48,723,548.81 - Step 6: Final answer
x = 29,373,188.94
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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.