Finding the Fourth Proportional to 5,513,625.12, 8,270,440.56 and 2,101,116
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Solution
The fourth proportional to 5,513,625.12, 8,270,440.56 and 2,101,116 is: 3,151,675.10
Step by Step Solution
- Step 1: Write the proportion equation
5,513,625.12 : 8,270,440.56 = 2,101,116 : x - Step 2: Convert to fraction form
5,513,625.12/8,270,440.56 = 2,101,116/x - Step 3: Cross multiply
5,513,625.12x = 8,270,440.56 × 2,101,116 - Step 4: Simplify right side
5,513,625.12x = 17,377,154,987,664.96 - Step 5: Solve for x
x = 17,377,154,987,664.96/5,513,625.12 - Step 6: Final answer
x = 3,151,675.10
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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.