Finding the Fourth Proportional to 49,509,478.04, 74,247,397.20 and 17,153,828.19
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Solution
The fourth proportional to 49,509,478.04, 74,247,397.20 and 17,153,828.19 is: 25,724,914.62
Step by Step Solution
- Step 1: Write the proportion equation
49,509,478.04 : 74,247,397.20 = 17,153,828.19 : x - Step 2: Convert to fraction form
49,509,478.04/74,247,397.20 = 17,153,828.19/x - Step 3: Cross multiply
49,509,478.04x = 74,247,397.20 × 17,153,828.19 - Step 4: Simplify right side
49,509,478.04x = 1,273,627,095,123,487.25 - Step 5: Solve for x
x = 1,273,627,095,123,487.25/49,509,478.04 - Step 6: Final answer
x = 25,724,914.62
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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.