Finding the Fourth Proportional to 49,576,866.18, 68,417,734.76 and 27,551,293.94
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Solution
The fourth proportional to 49,576,866.18, 68,417,734.76 and 27,551,293.94 is: 38,021,707.83
Step by Step Solution
- Step 1: Write the proportion equation
49,576,866.18 : 68,417,734.76 = 27,551,293.94 : x - Step 2: Convert to fraction form
49,576,866.18/68,417,734.76 = 27,551,293.94/x - Step 3: Cross multiply
49,576,866.18x = 68,417,734.76 × 27,551,293.94 - Step 4: Simplify right side
49,576,866.18x = 1,884,997,121,081,715.50 - Step 5: Solve for x
x = 1,884,997,121,081,715.50/49,576,866.18 - Step 6: Final answer
x = 38,021,707.83
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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.