Finding the Fourth Proportional to 6,292,118.76, 8,682,873.76 and 3,714,629.80
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Solution
The fourth proportional to 6,292,118.76, 8,682,873.76 and 3,714,629.80 is: 5,126,041.46
Step by Step Solution
- Step 1: Write the proportion equation
6,292,118.76 : 8,682,873.76 = 3,714,629.80 : x - Step 2: Convert to fraction form
6,292,118.76/8,682,873.76 = 3,714,629.80/x - Step 3: Cross multiply
6,292,118.76x = 8,682,873.76 × 3,714,629.80 - Step 4: Simplify right side
6,292,118.76x = 32,253,661,618,534.05 - Step 5: Solve for x
x = 32,253,661,618,534.05/6,292,118.76 - Step 6: Final answer
x = 5,126,041.46
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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.