Finding the Fourth Proportional to 25,225,201.58, 34,810,776.81 and 13,622,763.92
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Solution
The fourth proportional to 25,225,201.58, 34,810,776.81 and 13,622,763.92 is: 18,799,413.47
Step by Step Solution
- Step 1: Write the proportion equation
25,225,201.58 : 34,810,776.81 = 13,622,763.92 : x - Step 2: Convert to fraction form
25,225,201.58/34,810,776.81 = 13,622,763.92/x - Step 3: Cross multiply
25,225,201.58x = 34,810,776.81 × 13,622,763.92 - Step 4: Simplify right side
25,225,201.58x = 474,218,994,180,386.81 - Step 5: Solve for x
x = 474,218,994,180,386.81/25,225,201.58 - Step 6: Final answer
x = 18,799,413.47
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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.