Finding the Fourth Proportional to 16,270,579.44, 22,453,337.97 and 8,928,535.32
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Solution
The fourth proportional to 16,270,579.44, 22,453,337.97 and 8,928,535.32 is: 12,321,344.91
Step by Step Solution
- Step 1: Write the proportion equation
16,270,579.44 : 22,453,337.97 = 8,928,535.32 : x - Step 2: Convert to fraction form
16,270,579.44/22,453,337.97 = 8,928,535.32/x - Step 3: Cross multiply
16,270,579.44x = 22,453,337.97 × 8,928,535.32 - Step 4: Simplify right side
16,270,579.44x = 200,475,421,117,042.09 - Step 5: Solve for x
x = 200,475,421,117,042.09/16,270,579.44 - Step 6: Final answer
x = 12,321,344.91
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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.