Finding the Fourth Proportional to 54,194,413.58, 74,788,346.09 and 29,414,605.54
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Solution
The fourth proportional to 54,194,413.58, 74,788,346.09 and 29,414,605.54 is: 40,592,185.68
Step by Step Solution
- Step 1: Write the proportion equation
54,194,413.58 : 74,788,346.09 = 29,414,605.54 : x - Step 2: Convert to fraction form
54,194,413.58/74,788,346.09 = 29,414,605.54/x - Step 3: Cross multiply
54,194,413.58x = 74,788,346.09 × 29,414,605.54 - Step 4: Simplify right side
54,194,413.58x = 2,199,869,699,112,917.25 - Step 5: Solve for x
x = 2,199,869,699,112,917.25/54,194,413.58 - Step 6: Final answer
x = 40,592,185.68
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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.