Finding the Fourth Proportional to 7,637,762.22, 11,455,787.97 and 1,958,119.98
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Solution
The fourth proportional to 7,637,762.22, 11,455,787.97 and 1,958,119.98 is: 2,936,960.68
Step by Step Solution
- Step 1: Write the proportion equation
7,637,762.22 : 11,455,787.97 = 1,958,119.98 : x - Step 2: Convert to fraction form
7,637,762.22/11,455,787.97 = 1,958,119.98/x - Step 3: Cross multiply
7,637,762.22x = 11,455,787.97 × 1,958,119.98 - Step 4: Simplify right side
7,637,762.22x = 22,431,807,310,700.64 - Step 5: Solve for x
x = 22,431,807,310,700.64/7,637,762.22 - Step 6: Final answer
x = 2,936,960.68
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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.