Finding the Fourth Proportional to 49,823,035.72, 68,755,832.10 and 27,796,538.55
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Solution
The fourth proportional to 49,823,035.72, 68,755,832.10 and 27,796,538.55 is: 38,359,247.09
Step by Step Solution
- Step 1: Write the proportion equation
49,823,035.72 : 68,755,832.10 = 27,796,538.55 : x - Step 2: Convert to fraction form
49,823,035.72/68,755,832.10 = 27,796,538.55/x - Step 3: Cross multiply
49,823,035.72x = 68,755,832.10 × 27,796,538.55 - Step 4: Simplify right side
49,823,035.72x = 1,911,174,137,658,574.75 - Step 5: Solve for x
x = 1,911,174,137,658,574.75/49,823,035.72 - Step 6: Final answer
x = 38,359,247.09
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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.