Finding the Fourth Proportional to 57,405,647.60, 86,108,813.94 and 14,274,850.98
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Solution
The fourth proportional to 57,405,647.60, 86,108,813.94 and 14,274,850.98 is: 21,412,361.65
Step by Step Solution
- Step 1: Write the proportion equation
57,405,647.60 : 86,108,813.94 = 14,274,850.98 : x - Step 2: Convert to fraction form
57,405,647.60/86,108,813.94 = 14,274,850.98/x - Step 3: Cross multiply
57,405,647.60x = 86,108,813.94 × 14,274,850.98 - Step 4: Simplify right side
57,405,647.60x = 1,229,190,487,058,046.75 - Step 5: Solve for x
x = 1,229,190,487,058,046.75/57,405,647.60 - Step 6: Final answer
x = 21,412,361.65
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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.