Finding the Fourth Proportional to 6,226,062.42, 8,591,943.92 and 3,472,747.68
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Solution
The fourth proportional to 6,226,062.42, 8,591,943.92 and 3,472,747.68 is: 4,792,379.40
Step by Step Solution
- Step 1: Write the proportion equation
6,226,062.42 : 8,591,943.92 = 3,472,747.68 : x - Step 2: Convert to fraction form
6,226,062.42/8,591,943.92 = 3,472,747.68/x - Step 3: Cross multiply
6,226,062.42x = 8,591,943.92 × 3,472,747.68 - Step 4: Simplify right side
6,226,062.42x = 29,837,653,314,870.11 - Step 5: Solve for x
x = 29,837,653,314,870.11/6,226,062.42 - Step 6: Final answer
x = 4,792,379.40
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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.