Finding the Fourth Proportional to 49,753,889.36, 68,636,908.68 and 29,114,674.64
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Solution
The fourth proportional to 49,753,889.36, 68,636,908.68 and 29,114,674.64 is: 40,164,523.62
Step by Step Solution
- Step 1: Write the proportion equation
49,753,889.36 : 68,636,908.68 = 29,114,674.64 : x - Step 2: Convert to fraction form
49,753,889.36/68,636,908.68 = 29,114,674.64/x - Step 3: Cross multiply
49,753,889.36x = 68,636,908.68 × 29,114,674.64 - Step 4: Simplify right side
49,753,889.36x = 1,998,341,264,513,592 - Step 5: Solve for x
x = 1,998,341,264,513,592/49,753,889.36 - Step 6: Final answer
x = 40,164,523.62
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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.