Finding the Fourth Proportional to 6,224,729.38, 8,590,192.18 and 3,508,475.38
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Solution
The fourth proportional to 6,224,729.38, 8,590,192.18 and 3,508,475.38 is: 4,841,733.02
Step by Step Solution
- Step 1: Write the proportion equation
6,224,729.38 : 8,590,192.18 = 3,508,475.38 : x - Step 2: Convert to fraction form
6,224,729.38/8,590,192.18 = 3,508,475.38/x - Step 3: Cross multiply
6,224,729.38x = 8,590,192.18 × 3,508,475.38 - Step 4: Simplify right side
6,224,729.38x = 30,138,477,772,998.53 - Step 5: Solve for x
x = 30,138,477,772,998.53/6,224,729.38 - Step 6: Final answer
x = 4,841,733.02
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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.