Finding the Fourth Proportional to 14,021,533.08, 19,352,944.08 and 8,222,183.10
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Solution
The fourth proportional to 14,021,533.08, 19,352,944.08 and 8,222,183.10 is: 11,348,505.82
Step by Step Solution
- Step 1: Write the proportion equation
14,021,533.08 : 19,352,944.08 = 8,222,183.10 : x - Step 2: Convert to fraction form
14,021,533.08/19,352,944.08 = 8,222,183.10/x - Step 3: Cross multiply
14,021,533.08x = 19,352,944.08 × 8,222,183.10 - Step 4: Simplify right side
14,021,533.08x = 159,123,449,749,821.03 - Step 5: Solve for x
x = 159,123,449,749,821.03/14,021,533.08 - Step 6: Final answer
x = 11,348,505.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.