Finding the Fourth Proportional to 7,486,247.80, 11,213,625.30 and 6,226,535.80
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Solution
The fourth proportional to 7,486,247.80, 11,213,625.30 and 6,226,535.80 is: 9,326,706.95
Step by Step Solution
- Step 1: Write the proportion equation
7,486,247.80 : 11,213,625.30 = 6,226,535.80 : x - Step 2: Convert to fraction form
7,486,247.80/11,213,625.30 = 6,226,535.80/x - Step 3: Cross multiply
7,486,247.80x = 11,213,625.30 × 6,226,535.80 - Step 4: Simplify right side
7,486,247.80x = 69,822,039,378,235.74 - Step 5: Solve for x
x = 69,822,039,378,235.74/7,486,247.80 - Step 6: Final answer
x = 9,326,706.95
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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.