Finding the Fourth Proportional to 49,497,703.20, 74,317,413.60 and 27,974,342.70
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Solution
The fourth proportional to 49,497,703.20, 74,317,413.60 and 27,974,342.70 is: 42,001,560.93
Step by Step Solution
- Step 1: Write the proportion equation
49,497,703.20 : 74,317,413.60 = 27,974,342.70 : x - Step 2: Convert to fraction form
49,497,703.20/74,317,413.60 = 27,974,342.70/x - Step 3: Cross multiply
49,497,703.20x = 74,317,413.60 × 27,974,342.70 - Step 4: Simplify right side
49,497,703.20x = 2,078,980,796,624,040.50 - Step 5: Solve for x
x = 2,078,980,796,624,040.50/49,497,703.20 - Step 6: Final answer
x = 42,001,560.93
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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.