Finding the Fourth Proportional to 64,544,413.91, 89,074,449.34 and 36,295,677.99
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Solution
The fourth proportional to 64,544,413.91, 89,074,449.34 and 36,295,677.99 is: 50,089,811.56
Step by Step Solution
- Step 1: Write the proportion equation
64,544,413.91 : 89,074,449.34 = 36,295,677.99 : x - Step 2: Convert to fraction form
64,544,413.91/89,074,449.34 = 36,295,677.99/x - Step 3: Cross multiply
64,544,413.91x = 89,074,449.34 × 36,295,677.99 - Step 4: Simplify right side
64,544,413.91x = 3,233,017,529,935,836 - Step 5: Solve for x
x = 3,233,017,529,935,836/64,544,413.91 - Step 6: Final answer
x = 50,089,811.56
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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.