Finding the Fourth Proportional to 7,169,759.84, 10,749,390.60 and 3,381,176
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Solution
The fourth proportional to 7,169,759.84, 10,749,390.60 and 3,381,176 is: 5,069,288.56
Step by Step Solution
- Step 1: Write the proportion equation
7,169,759.84 : 10,749,390.60 = 3,381,176 : x - Step 2: Convert to fraction form
7,169,759.84/10,749,390.60 = 3,381,176/x - Step 3: Cross multiply
7,169,759.84x = 10,749,390.60 × 3,381,176 - Step 4: Simplify right side
7,169,759.84x = 36,345,581,511,345.60 - Step 5: Solve for x
x = 36,345,581,511,345.60/7,169,759.84 - Step 6: Final answer
x = 5,069,288.56
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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.