Finding the Fourth Proportional to 11,664,874.80, 17,497,312.20 and 11,192,482.80
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Solution
The fourth proportional to 11,664,874.80, 17,497,312.20 and 11,192,482.80 is: 16,788,724.20
Step by Step Solution
- Step 1: Write the proportion equation
11,664,874.80 : 17,497,312.20 = 11,192,482.80 : x - Step 2: Convert to fraction form
11,664,874.80/17,497,312.20 = 11,192,482.80/x - Step 3: Cross multiply
11,664,874.80x = 17,497,312.20 × 11,192,482.80 - Step 4: Simplify right side
11,664,874.80x = 195,838,365,844,730.16 - Step 5: Solve for x
x = 195,838,365,844,730.16/11,664,874.80 - Step 6: Final answer
x = 16,788,724.20
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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.