Finding the Fourth Proportional to 8,806,586.40, 13,209,879.60 and 2,823,559.20
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Solution
The fourth proportional to 8,806,586.40, 13,209,879.60 and 2,823,559.20 is: 4,235,338.80
Step by Step Solution
- Step 1: Write the proportion equation
8,806,586.40 : 13,209,879.60 = 2,823,559.20 : x - Step 2: Convert to fraction form
8,806,586.40/13,209,879.60 = 2,823,559.20/x - Step 3: Cross multiply
8,806,586.40x = 13,209,879.60 × 2,823,559.20 - Step 4: Simplify right side
8,806,586.40x = 37,298,877,075,472.32 - Step 5: Solve for x
x = 37,298,877,075,472.32/8,806,586.40 - Step 6: Final answer
x = 4,235,338.80
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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.