Finding the Fourth Proportional to 18,623,351.78, 27,926,883.98 and 9,395,647.01
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Solution
The fourth proportional to 18,623,351.78, 27,926,883.98 and 9,395,647.01 is: 14,089,361.95
Step by Step Solution
- Step 1: Write the proportion equation
18,623,351.78 : 27,926,883.98 = 9,395,647.01 : x - Step 2: Convert to fraction form
18,623,351.78/27,926,883.98 = 9,395,647.01/x - Step 3: Cross multiply
18,623,351.78x = 27,926,883.98 × 9,395,647.01 - Step 4: Simplify right side
18,623,351.78x = 262,391,143,965,303.91 - Step 5: Solve for x
x = 262,391,143,965,303.91/18,623,351.78 - Step 6: Final answer
x = 14,089,361.95
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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.