Finding the Fourth Proportional to 14,170,991.81, 21,259,860.62 and 4,586,370.35
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Solution
The fourth proportional to 14,170,991.81, 21,259,860.62 and 4,586,370.35 is: 6,880,647.14
Step by Step Solution
- Step 1: Write the proportion equation
14,170,991.81 : 21,259,860.62 = 4,586,370.35 : x - Step 2: Convert to fraction form
14,170,991.81/21,259,860.62 = 4,586,370.35/x - Step 3: Cross multiply
14,170,991.81x = 21,259,860.62 × 4,586,370.35 - Step 4: Simplify right side
14,170,991.81x = 97,505,594,263,469.45 - Step 5: Solve for x
x = 97,505,594,263,469.45/14,170,991.81 - Step 6: Final answer
x = 6,880,647.14
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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.