Finding the Fourth Proportional to 7,936,407.84, 10,952,197.63 and 4,404,169.09
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Solution
The fourth proportional to 7,936,407.84, 10,952,197.63 and 4,404,169.09 is: 6,077,728.27
Step by Step Solution
- Step 1: Write the proportion equation
7,936,407.84 : 10,952,197.63 = 4,404,169.09 : x - Step 2: Convert to fraction form
7,936,407.84/10,952,197.63 = 4,404,169.09/x - Step 3: Cross multiply
7,936,407.84x = 10,952,197.63 × 4,404,169.09 - Step 4: Simplify right side
7,936,407.84x = 48,235,330,269,617.26 - Step 5: Solve for x
x = 48,235,330,269,617.26/7,936,407.84 - Step 6: Final answer
x = 6,077,728.27
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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.