Finding the Fourth Proportional to 8,634,203.36, 11,915,215.84 and 4,766,730.80
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Solution
The fourth proportional to 8,634,203.36, 11,915,215.84 and 4,766,730.80 is: 6,578,096.90
Step by Step Solution
- Step 1: Write the proportion equation
8,634,203.36 : 11,915,215.84 = 4,766,730.80 : x - Step 2: Convert to fraction form
8,634,203.36/11,915,215.84 = 4,766,730.80/x - Step 3: Cross multiply
8,634,203.36x = 11,915,215.84 × 4,766,730.80 - Step 4: Simplify right side
8,634,203.36x = 56,796,626,333,175.87 - Step 5: Solve for x
x = 56,796,626,333,175.87/8,634,203.36 - Step 6: Final answer
x = 6,578,096.90
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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.