Finding the Fourth Proportional to 54,028,035.83, 74,558,712.51 and 29,248,222.09
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Solution
The fourth proportional to 54,028,035.83, 74,558,712.51 and 29,248,222.09 is: 40,362,558.97
Step by Step Solution
- Step 1: Write the proportion equation
54,028,035.83 : 74,558,712.51 = 29,248,222.09 : x - Step 2: Convert to fraction form
54,028,035.83/74,558,712.51 = 29,248,222.09/x - Step 3: Cross multiply
54,028,035.83x = 74,558,712.51 × 29,248,222.09 - Step 4: Simplify right side
54,028,035.83x = 2,180,709,782,050,544.50 - Step 5: Solve for x
x = 2,180,709,782,050,544.50/54,028,035.83 - Step 6: Final answer
x = 40,362,558.97
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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.