Finding the Fourth Proportional to 75,450,805.68, 113,176,193.94 and 32,292,022.80
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Solution
The fourth proportional to 75,450,805.68, 113,176,193.94 and 32,292,022.80 is: 48,438,027.96
Step by Step Solution
- Step 1: Write the proportion equation
75,450,805.68 : 113,176,193.94 = 32,292,022.80 : x - Step 2: Convert to fraction form
75,450,805.68/113,176,193.94 = 32,292,022.80/x - Step 3: Cross multiply
75,450,805.68x = 113,176,193.94 × 32,292,022.80 - Step 4: Simplify right side
75,450,805.68x = 3,654,688,235,127,702 - Step 5: Solve for x
x = 3,654,688,235,127,702/75,450,805.68 - Step 6: Final answer
x = 48,438,027.96
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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.