Finding the Fourth Proportional to 19,964,771.06, 27,551,402.37 and 10,797,413.81
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Solution
The fourth proportional to 19,964,771.06, 27,551,402.37 and 10,797,413.81 is: 14,900,440.96
Step by Step Solution
- Step 1: Write the proportion equation
19,964,771.06 : 27,551,402.37 = 10,797,413.81 : x - Step 2: Convert to fraction form
19,964,771.06/27,551,402.37 = 10,797,413.81/x - Step 3: Cross multiply
19,964,771.06x = 27,551,402.37 × 10,797,413.81 - Step 4: Simplify right side
19,964,771.06x = 297,483,892,296,947.75 - Step 5: Solve for x
x = 297,483,892,296,947.75/19,964,771.06 - Step 6: Final answer
x = 14,900,440.96
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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.