Finding the Fourth Proportional to 14,676,221.22, 22,006,801.42 and 7,763,431.68
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Solution
The fourth proportional to 14,676,221.22, 22,006,801.42 and 7,763,431.68 is: 11,641,164.08
Step by Step Solution
- Step 1: Write the proportion equation
14,676,221.22 : 22,006,801.42 = 7,763,431.68 : x - Step 2: Convert to fraction form
14,676,221.22/22,006,801.42 = 7,763,431.68/x - Step 3: Cross multiply
14,676,221.22x = 22,006,801.42 × 7,763,431.68 - Step 4: Simplify right side
14,676,221.22x = 170,848,299,319,497 - Step 5: Solve for x
x = 170,848,299,319,497/14,676,221.22 - Step 6: Final answer
x = 11,641,164.08
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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.