Finding the Fourth Proportional to 8,435,190.36, 11,640,541.44 and 4,567,711.44
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Solution
The fourth proportional to 8,435,190.36, 11,640,541.44 and 4,567,711.44 is: 6,303,430.28
Step by Step Solution
- Step 1: Write the proportion equation
8,435,190.36 : 11,640,541.44 = 4,567,711.44 : x - Step 2: Convert to fraction form
8,435,190.36/11,640,541.44 = 4,567,711.44/x - Step 3: Cross multiply
8,435,190.36x = 11,640,541.44 × 4,567,711.44 - Step 4: Simplify right side
8,435,190.36x = 53,170,634,303,282.08 - Step 5: Solve for x
x = 53,170,634,303,282.08/8,435,190.36 - Step 6: Final answer
x = 6,303,430.28
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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.