Finding the Fourth Proportional to 75,271,323.25, 112,906,991.54 and 26,751,092.12
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Solution
The fourth proportional to 75,271,323.25, 112,906,991.54 and 26,751,092.12 is: 40,126,640.55
Step by Step Solution
- Step 1: Write the proportion equation
75,271,323.25 : 112,906,991.54 = 26,751,092.12 : x - Step 2: Convert to fraction form
75,271,323.25/112,906,991.54 = 26,751,092.12/x - Step 3: Cross multiply
75,271,323.25x = 112,906,991.54 × 26,751,092.12 - Step 4: Simplify right side
75,271,323.25x = 3,020,385,331,678,601 - Step 5: Solve for x
x = 3,020,385,331,678,601/75,271,323.25 - Step 6: Final answer
x = 40,126,640.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.