Finding the Fourth Proportional to 10,979,023.36, 15,150,867.18 and 6,084,235.48
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Solution
The fourth proportional to 10,979,023.36, 15,150,867.18 and 6,084,235.48 is: 8,396,142.41
Step by Step Solution
- Step 1: Write the proportion equation
10,979,023.36 : 15,150,867.18 = 6,084,235.48 : x - Step 2: Convert to fraction form
10,979,023.36/15,150,867.18 = 6,084,235.48/x - Step 3: Cross multiply
10,979,023.36x = 15,150,867.18 × 6,084,235.48 - Step 4: Simplify right side
10,979,023.36x = 92,181,443,649,323.55 - Step 5: Solve for x
x = 92,181,443,649,323.55/10,979,023.36 - Step 6: Final answer
x = 8,396,142.41
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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.