Finding the Fourth Proportional to 12,750,462.42, 17,595,407.97 and 6,949,203.54
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Solution
The fourth proportional to 12,750,462.42, 17,595,407.97 and 6,949,203.54 is: 9,589,775.44
Step by Step Solution
- Step 1: Write the proportion equation
12,750,462.42 : 17,595,407.97 = 6,949,203.54 : x - Step 2: Convert to fraction form
12,750,462.42/17,595,407.97 = 6,949,203.54/x - Step 3: Cross multiply
12,750,462.42x = 17,595,407.97 × 6,949,203.54 - Step 4: Simplify right side
12,750,462.42x = 122,274,071,352,868.20 - Step 5: Solve for x
x = 122,274,071,352,868.20/12,750,462.42 - Step 6: Final answer
x = 9,589,775.44
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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.