Finding the Fourth Proportional to 6,292,111.74, 8,682,864.12 and 3,714,622.80
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Solution
The fourth proportional to 6,292,111.74, 8,682,864.12 and 3,714,622.80 is: 5,126,031.83
Step by Step Solution
- Step 1: Write the proportion equation
6,292,111.74 : 8,682,864.12 = 3,714,622.80 : x - Step 2: Convert to fraction form
6,292,111.74/8,682,864.12 = 3,714,622.80/x - Step 3: Cross multiply
6,292,111.74x = 8,682,864.12 × 3,714,622.80 - Step 4: Simplify right side
6,292,111.74x = 32,253,565,029,453.93 - Step 5: Solve for x
x = 32,253,565,029,453.93/6,292,111.74 - Step 6: Final answer
x = 5,126,031.83
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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.