Finding the Fourth Proportional to 36,994,050.32, 51,051,413.40 and 20,474,206.96
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Solution
The fourth proportional to 36,994,050.32, 51,051,413.40 and 20,474,206.96 is: 28,254,197.49
Step by Step Solution
- Step 1: Write the proportion equation
36,994,050.32 : 51,051,413.40 = 20,474,206.96 : x - Step 2: Convert to fraction form
36,994,050.32/51,051,413.40 = 20,474,206.96/x - Step 3: Cross multiply
36,994,050.32x = 51,051,413.40 × 20,474,206.96 - Step 4: Simplify right side
36,994,050.32x = 1,045,237,203,552,117.25 - Step 5: Solve for x
x = 1,045,237,203,552,117.25/36,994,050.32 - Step 6: Final answer
x = 28,254,197.49
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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.