Finding the Fourth Proportional to 49,569,917.70, 68,403,487.68 and 27,542,663.94
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Solution
The fourth proportional to 49,569,917.70, 68,403,487.68 and 27,542,663.94 is: 38,007,210.04
Step by Step Solution
- Step 1: Write the proportion equation
49,569,917.70 : 68,403,487.68 = 27,542,663.94 : x - Step 2: Convert to fraction form
49,569,917.70/68,403,487.68 = 27,542,663.94/x - Step 3: Cross multiply
49,569,917.70x = 68,403,487.68 × 27,542,663.94 - Step 4: Simplify right side
49,569,917.70x = 1,884,014,273,494,170.50 - Step 5: Solve for x
x = 1,884,014,273,494,170.50/49,569,917.70 - Step 6: Final answer
x = 38,007,210.04
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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.