Finding the Fourth Proportional to 8,261,567.88, 12,397,202.12 and 3,468,888.60
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Solution
The fourth proportional to 8,261,567.88, 12,397,202.12 and 3,468,888.60 is: 5,205,369.46
Step by Step Solution
- Step 1: Write the proportion equation
8,261,567.88 : 12,397,202.12 = 3,468,888.60 : x - Step 2: Convert to fraction form
8,261,567.88/12,397,202.12 = 3,468,888.60/x - Step 3: Cross multiply
8,261,567.88x = 12,397,202.12 × 3,468,888.60 - Step 4: Simplify right side
8,261,567.88x = 43,004,513,105,963.83 - Step 5: Solve for x
x = 43,004,513,105,963.83/8,261,567.88 - Step 6: Final answer
x = 5,205,369.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.