Finding the Fourth Proportional to 32,609,424.15, 44,982,211.41 and 20,365,023.51
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Solution
The fourth proportional to 32,609,424.15, 44,982,211.41 and 20,365,023.51 is: 28,091,995.39
Step by Step Solution
- Step 1: Write the proportion equation
32,609,424.15 : 44,982,211.41 = 20,365,023.51 : x - Step 2: Convert to fraction form
32,609,424.15/44,982,211.41 = 20,365,023.51/x - Step 3: Cross multiply
32,609,424.15x = 44,982,211.41 × 20,365,023.51 - Step 4: Simplify right side
32,609,424.15x = 916,063,792,896,440.25 - Step 5: Solve for x
x = 916,063,792,896,440.25/32,609,424.15 - Step 6: Final answer
x = 28,091,995.39
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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.