Finding the Fourth Proportional to 18,623,350.78, 27,926,882.48 and 9,395,646.01
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Solution
The fourth proportional to 18,623,350.78, 27,926,882.48 and 9,395,646.01 is: 14,089,360.45
Step by Step Solution
- Step 1: Write the proportion equation
18,623,350.78 : 27,926,882.48 = 9,395,646.01 : x - Step 2: Convert to fraction form
18,623,350.78/27,926,882.48 = 9,395,646.01/x - Step 3: Cross multiply
18,623,350.78x = 27,926,882.48 × 9,395,646.01 - Step 4: Simplify right side
18,623,350.78x = 262,391,101,898,622.84 - Step 5: Solve for x
x = 262,391,101,898,622.84/18,623,350.78 - Step 6: Final answer
x = 14,089,360.45
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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.