Finding the Fourth Proportional to 7,813,232.67, 10,782,336.61 and 4,328,645.48
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Solution
The fourth proportional to 7,813,232.67, 10,782,336.61 and 4,328,645.48 is: 5,973,572.60
Step by Step Solution
- Step 1: Write the proportion equation
7,813,232.67 : 10,782,336.61 = 4,328,645.48 : x - Step 2: Convert to fraction form
7,813,232.67/10,782,336.61 = 4,328,645.48/x - Step 3: Cross multiply
7,813,232.67x = 10,782,336.61 × 4,328,645.48 - Step 4: Simplify right side
7,813,232.67x = 46,672,912,630,715.02 - Step 5: Solve for x
x = 46,672,912,630,715.02/7,813,232.67 - Step 6: Final answer
x = 5,973,572.60
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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.