Finding the Fourth Proportional to 77,577,776.97, 116,383,694.91 and 22,994,572.65
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Solution
The fourth proportional to 77,577,776.97, 116,383,694.91 and 22,994,572.65 is: 34,496,906.62
Step by Step Solution
- Step 1: Write the proportion equation
77,577,776.97 : 116,383,694.91 = 22,994,572.65 : x - Step 2: Convert to fraction form
77,577,776.97/116,383,694.91 = 22,994,572.65/x - Step 3: Cross multiply
77,577,776.97x = 116,383,694.91 × 22,994,572.65 - Step 4: Simplify right side
77,577,776.97x = 2,676,193,327,883,430 - Step 5: Solve for x
x = 2,676,193,327,883,430/77,577,776.97 - Step 6: Final answer
x = 34,496,906.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.