Finding the Fourth Proportional to 6,111,628.18, 8,433,632.44 and 3,358,506.82
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Solution
The fourth proportional to 6,111,628.18, 8,433,632.44 and 3,358,506.82 is: 4,634,511.66
Step by Step Solution
- Step 1: Write the proportion equation
6,111,628.18 : 8,433,632.44 = 3,358,506.82 : x - Step 2: Convert to fraction form
6,111,628.18/8,433,632.44 = 3,358,506.82/x - Step 3: Cross multiply
6,111,628.18x = 8,433,632.44 × 3,358,506.82 - Step 4: Simplify right side
6,111,628.18x = 28,324,412,067,113.24 - Step 5: Solve for x
x = 28,324,412,067,113.24/6,111,628.18 - Step 6: Final answer
x = 4,634,511.66
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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.