Finding the Fourth Proportional to 7,517,164.08, 10,373,762.52 and 4,079,434.80
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Solution
The fourth proportional to 7,517,164.08, 10,373,762.52 and 4,079,434.80 is: 5,629,661.32
Step by Step Solution
- Step 1: Write the proportion equation
7,517,164.08 : 10,373,762.52 = 4,079,434.80 : x - Step 2: Convert to fraction form
7,517,164.08/10,373,762.52 = 4,079,434.80/x - Step 3: Cross multiply
7,517,164.08x = 10,373,762.52 × 4,079,434.80 - Step 4: Simplify right side
7,517,164.08x = 42,319,087,831,023.70 - Step 5: Solve for x
x = 42,319,087,831,023.70/7,517,164.08 - Step 6: Final answer
x = 5,629,661.32
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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.