Finding the Fourth Proportional to 7,330,002.62, 10,115,060.91 and 4,066,782.62
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Solution
The fourth proportional to 7,330,002.62, 10,115,060.91 and 4,066,782.62 is: 5,611,969.88
Step by Step Solution
- Step 1: Write the proportion equation
7,330,002.62 : 10,115,060.91 = 4,066,782.62 : x - Step 2: Convert to fraction form
7,330,002.62/10,115,060.91 = 4,066,782.62/x - Step 3: Cross multiply
7,330,002.62x = 10,115,060.91 × 4,066,782.62 - Step 4: Simplify right side
7,330,002.62x = 41,135,753,909,029.38 - Step 5: Solve for x
x = 41,135,753,909,029.38/7,330,002.62 - Step 6: Final answer
x = 5,611,969.88
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1.5x scale
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.