Finding the Fourth Proportional to 7,583,236.96, 10,464,890.16 and 4,527,385.60
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Solution
The fourth proportional to 7,583,236.96, 10,464,890.16 and 4,527,385.60 is: 6,247,805.95
Step by Step Solution
- Step 1: Write the proportion equation
7,583,236.96 : 10,464,890.16 = 4,527,385.60 : x - Step 2: Convert to fraction form
7,583,236.96/10,464,890.16 = 4,527,385.60/x - Step 3: Cross multiply
7,583,236.96x = 10,464,890.16 × 4,527,385.60 - Step 4: Simplify right side
7,583,236.96x = 47,378,593,015,965.70 - Step 5: Solve for x
x = 47,378,593,015,965.70/7,583,236.96 - Step 6: Final answer
x = 6,247,805.95
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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.