Finding the Fourth Proportional to 85,738,471.97, 118,293,024.15 and 48,562,845.44
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Solution
The fourth proportional to 85,738,471.97, 118,293,024.15 and 48,562,845.44 is: 67,001,962.09
Step by Step Solution
- Step 1: Write the proportion equation
85,738,471.97 : 118,293,024.15 = 48,562,845.44 : x - Step 2: Convert to fraction form
85,738,471.97/118,293,024.15 = 48,562,845.44/x - Step 3: Cross multiply
85,738,471.97x = 118,293,024.15 × 48,562,845.44 - Step 4: Simplify right side
85,738,471.97x = 5,744,645,847,835,173 - Step 5: Solve for x
x = 5,744,645,847,835,173/85,738,471.97 - Step 6: Final answer
x = 67,001,962.09
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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.