Finding the Fourth Proportional to 62,868,121.92, 86,759,937.15 and 34,992,380.73
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Solution
The fourth proportional to 62,868,121.92, 86,759,937.15 and 34,992,380.73 is: 48,290,559.03
Step by Step Solution
- Step 1: Write the proportion equation
62,868,121.92 : 86,759,937.15 = 34,992,380.73 : x - Step 2: Convert to fraction form
62,868,121.92/86,759,937.15 = 34,992,380.73/x - Step 3: Cross multiply
62,868,121.92x = 86,759,937.15 × 34,992,380.73 - Step 4: Simplify right side
62,868,121.92x = 3,035,936,752,863,671 - Step 5: Solve for x
x = 3,035,936,752,863,671/62,868,121.92 - Step 6: Final answer
x = 48,290,559.03
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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.