Finding the Fourth Proportional to 22,243,537.20, 33,365,305.80 and 17,465,962.80
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Solution
The fourth proportional to 22,243,537.20, 33,365,305.80 and 17,465,962.80 is: 26,198,944.20
Step by Step Solution
- Step 1: Write the proportion equation
22,243,537.20 : 33,365,305.80 = 17,465,962.80 : x - Step 2: Convert to fraction form
22,243,537.20/33,365,305.80 = 17,465,962.80/x - Step 3: Cross multiply
22,243,537.20x = 33,365,305.80 × 17,465,962.80 - Step 4: Simplify right side
22,243,537.20x = 582,757,189,913,424.25 - Step 5: Solve for x
x = 582,757,189,913,424.25/22,243,537.20 - Step 6: Final answer
x = 26,198,944.20
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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.