Finding the Fourth Proportional to 8,302,729.98, 12,453,652.09 and 2,237,364.32
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Solution
The fourth proportional to 8,302,729.98, 12,453,652.09 and 2,237,364.32 is: 3,355,927.13
Step by Step Solution
- Step 1: Write the proportion equation
8,302,729.98 : 12,453,652.09 = 2,237,364.32 : x - Step 2: Convert to fraction form
8,302,729.98/12,453,652.09 = 2,237,364.32/x - Step 3: Cross multiply
8,302,729.98x = 12,453,652.09 × 2,237,364.32 - Step 4: Simplify right side
8,302,729.98x = 27,863,356,814,318.71 - Step 5: Solve for x
x = 27,863,356,814,318.71/8,302,729.98 - Step 6: Final answer
x = 3,355,927.13
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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.