Finding the Fourth Proportional to 8,765,361.60, 13,141,821.60 and 3,975,345.60
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Solution
The fourth proportional to 8,765,361.60, 13,141,821.60 and 3,975,345.60 is: 5,960,197.09
Step by Step Solution
- Step 1: Write the proportion equation
8,765,361.60 : 13,141,821.60 = 3,975,345.60 : x - Step 2: Convert to fraction form
8,765,361.60/13,141,821.60 = 3,975,345.60/x - Step 3: Cross multiply
8,765,361.60x = 13,141,821.60 × 3,975,345.60 - Step 4: Simplify right side
8,765,361.60x = 52,243,282,673,544.96 - Step 5: Solve for x
x = 52,243,282,673,544.96/8,765,361.60 - Step 6: Final answer
x = 5,960,197.09
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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.