Finding the Fourth Proportional to 6,208,071.75, 8,567,076.99 and 3,454,712.05
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Solution
The fourth proportional to 6,208,071.75, 8,567,076.99 and 3,454,712.05 is: 4,767,468.11
Step by Step Solution
- Step 1: Write the proportion equation
6,208,071.75 : 8,567,076.99 = 3,454,712.05 : x - Step 2: Convert to fraction form
6,208,071.75/8,567,076.99 = 3,454,712.05/x - Step 3: Cross multiply
6,208,071.75x = 8,567,076.99 × 3,454,712.05 - Step 4: Simplify right side
6,208,071.75x = 29,596,784,110,630.73 - Step 5: Solve for x
x = 29,596,784,110,630.73/6,208,071.75 - Step 6: Final answer
x = 4,767,468.11
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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.