Finding the Fourth Proportional to 49,852,237.92, 74,770,877.34 and 15,769,155.12
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Solution
The fourth proportional to 49,852,237.92, 74,770,877.34 and 15,769,155.12 is: 23,651,366.77
Step by Step Solution
- Step 1: Write the proportion equation
49,852,237.92 : 74,770,877.34 = 15,769,155.12 : x - Step 2: Convert to fraction form
49,852,237.92/74,770,877.34 = 15,769,155.12/x - Step 3: Cross multiply
49,852,237.92x = 74,770,877.34 × 15,769,155.12 - Step 4: Simplify right side
49,852,237.92x = 1,179,073,563,232,953 - Step 5: Solve for x
x = 1,179,073,563,232,953/49,852,237.92 - Step 6: Final answer
x = 23,651,366.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.