Finding the Fourth Proportional to 32,220,216.05, 44,351,598.80 and 28,083,058.43
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Solution
The fourth proportional to 32,220,216.05, 44,351,598.80 and 28,083,058.43 is: 38,656,740.81
Step by Step Solution
- Step 1: Write the proportion equation
32,220,216.05 : 44,351,598.80 = 28,083,058.43 : x - Step 2: Convert to fraction form
32,220,216.05/44,351,598.80 = 28,083,058.43/x - Step 3: Cross multiply
32,220,216.05x = 44,351,598.80 × 28,083,058.43 - Step 4: Simplify right side
32,220,216.05x = 1,245,528,540,412,767.75 - Step 5: Solve for x
x = 1,245,528,540,412,767.75/32,220,216.05 - Step 6: Final answer
x = 38,656,740.81
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1.5x scale
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.