Finding the Fourth Proportional to 8,153,362.08, 12,231,514.08 and 3,358,434.24
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Solution
The fourth proportional to 8,153,362.08, 12,231,514.08 and 3,358,434.24 is: 5,038,257.26
Step by Step Solution
- Step 1: Write the proportion equation
8,153,362.08 : 12,231,514.08 = 3,358,434.24 : x - Step 2: Convert to fraction form
8,153,362.08/12,231,514.08 = 3,358,434.24/x - Step 3: Cross multiply
8,153,362.08x = 12,231,514.08 × 3,358,434.24 - Step 4: Simplify right side
8,153,362.08x = 41,078,735,693,314.10 - Step 5: Solve for x
x = 41,078,735,693,314.10/8,153,362.08 - Step 6: Final answer
x = 5,038,257.26
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1.5x scale
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.