Finding the Fourth Proportional to 28,083,608.80, 42,125,413.20 and 24,836,351.20
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Solution
The fourth proportional to 28,083,608.80, 42,125,413.20 and 24,836,351.20 is: 37,254,526.80
Step by Step Solution
- Step 1: Write the proportion equation
28,083,608.80 : 42,125,413.20 = 24,836,351.20 : x - Step 2: Convert to fraction form
28,083,608.80/42,125,413.20 = 24,836,351.20/x - Step 3: Cross multiply
28,083,608.80x = 42,125,413.20 × 24,836,351.20 - Step 4: Simplify right side
28,083,608.80x = 1,046,241,556,680,315.88 - Step 5: Solve for x
x = 1,046,241,556,680,315.88/28,083,608.80 - Step 6: Final answer
x = 37,254,526.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.